The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:74001 advisory.

    * expat: Expat: Denial of Service via quadratic complexity in attribute processing (CVE-2026-66046)
      * expat: Expat: XML Injection via Malformed UTF-16 Input (CVE-2026-93990)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_74001 advisory.

    * expat: Expat: Denial of Service via quadratic complexity in attribute processing (CVE-2026-66046)

    * expat: Expat: XML Injection via Malformed UTF-16 Input (CVE-2026-93990)

Tenable has extracted the preceding description block directly from the CIQ security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-72448 advisory.

    - Fix CVE-2026-66046 in expat
    - CVE-2026-93990 expat: Expat: XML Injection via Malformed UTF-16 Input

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4623-1 advisory.

    - CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents     (bsc#1249584).
    - CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to     copy the       encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser     (bsc#1257144).
    - CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).
    - CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an     entity       declaration value (bsc#1259726).
    - CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).
    - CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition       (bsc#1259729).
    - CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).
    - CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).
    - CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in     cases of a       policy violation (bsc#1267631).
    - CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within       handlers in cases of a policy violation (bsc#1268572).
    - CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).
    - CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,       CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,       CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).
    - CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the     storeAtts()       function (bsc#1275732).
    - CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the     same       as high surrogates during Unicode processing (bsc#1275594).
    - CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger       memory corruption (bsc#1275915).
    - CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).
    - CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-       after-free can occur (bsc#1275859).
    - CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).
    - CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input     (bsc#1282347).
    - CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).

    Update to 2.8.5 (jsc#PED-16154):

     * Bug fixes:
     * Fix an OOM-related memory leak on a failed overflow check
     * Fix memory alignment for architectures with 128bit pointers
     * Mark XML_SetHashSalt deprecated
     * CMake: only add /source-charset:utf-8 when /utf-8 is not present
     * lib: resolve undefined behavior from overshifting a signed int
     * lib: support read-only hash table lookup with non-zero-terminated      keys
     * lib: use a C99 bool for ENTITY.open
     * version info bumped from 13:3:12 to 13:4:12
     * fix support for 2+ GiB documents (regression from 2.8.2)
     * reject empty version in the XML declaration
     * fix printf format for AIX
     * CMake|AIX: enable EXPAT_DEV_URANDOM by default
     * version info bumped from 13:2:12 to 13:3:12
     * Existing API function XML_SetHashSalt is now deprecated
     * because of its limitations, and its use should be
     * considered a vulnerability. Please either use the new API
     * function XML_SetHashSalt16Bytes (with known-high-quality
     * entropy input only!) instead, or leave the derivation of
     * a 16-bytes hash salt from high quality entropy to Expat's
     * internal machinery (by *not* calling either of the two
     * XML_SetHashSalt* functions).
     * xmlwf: Fix a memory leak
     * WASI: Fix format specifiers for 32bit WASI SDK
     * Fix alignment of internal allocations for some non-amd64      architectures (e.g. sparc32); fixes up on the fix to      CVE-2025-59375 (of Expat 2.7.2)
     * Fix a class of false positives where input should have been      rejected with error XML_ERROR_ASYNC_ENTITY; regression from      CVE-2024-8176 (of Expat 2.7.0)
     * Prove and regression-proof absence of integer overflow      from function expat_realloc
     * Remove 'harmless' cast that truncated a size_t to unsigned
     * xmlwf: Resolve use of functions XML_GetErrorLineNumber      and XML_GetErrorColumnNumber
     * CVE-2025-59375 -- Disallow use of disproportional amounts of      dynamic memory from within an Expat parser
     * xmlwf: Fix (internal) help generator
     * xmlwf: Mention supported environment variables in

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4615-1 advisory.

    - CVE-2025-59375: denial of service (resource consumption) caused by processing malformed small documents     (bsc#1249584).
    - CVE-2026-24515: NULL dereference (CWE-476) due to function XML_ExternalEntityParserCreate() failing to     copy the       encoding handler data passed to XML_SetUnknownEncodingHandler() from the parent to the subparser     (bsc#1257144).
    - CVE-2026-25210: lack of buffer size check can lead to an integer overflow (bsc#1257496).
    - CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an     entity       declaration value (bsc#1259726).
    - CVE-2026-32777: denial of service due to infinite loop in DTD content parsing (bsc#1259711).
    - CVE-2026-32778: NULL pointer dereference in `setContext` on retry after an out-of-memory condition       (bsc#1259729).
    - CVE-2026-41080: crafted XML document can cause a denial of service (bsc#1262263).
    - CVE-2026-45186: denial of service via moderately sized crafted XML input (bsc#1264713).
    - CVE-2026-50219: lack of handler call depth tracking for calls to XML_* functions from within handlers in     cases of a       policy violation (bsc#1267631).
    - CVE-2026-56131: lack of handler call depth tracking for calls to XML_ResumeParser from within       handlers in cases of a policy violation (bsc#1268572).
    - CVE-2026-56132: heap-based buffer overflow in doProlog in xmlparse.c (bsc#1268573).
    - CVE-2026-56403,CVE-2026-56404,CVE-2026-56405,CVE-2026-56406,       CVE-2026-56407,CVE-2026-56408,CVE-2026-56409,CVE-2026-56410,       CVE-2026-56411,CVE-2026-56412: multiple integer overflow vulnerabilities (bsc#1275115).
    - CVE-2026-66046: denial of service vulnerability caused by quadratic algorithmic complexity in the     storeAtts()       function (bsc#1275732).
    - CVE-2026-72522: out-of-bounds read and resultant infinite loop due to low surrogates being treated the     same       as high surrogates during Unicode processing (bsc#1275594).
    - CVE-2026-76641: out-of-bounds read vulnerability that allows attackers to trigger       memory corruption (bsc#1275915).
    - CVE-2026-76956: denial of service via hash flooding attacks (bsc#1275860).
    - CVE-2026-76957: lack of handler call depth tracking with custom encoding callbacks. Thus, a use-       after-free can occur (bsc#1275859).
    - CVE-2026-77214: out-of-bounds read due to insufficient checks in `XML_ParseBuffer()` (bsc#1284334).
    - CVE-2026-93990: fails to validate low surrogates following high surrogates in UTF-16 input     (bsc#1282347).
    - CVE-2026-102633: Denial of Service via integer overflow in expat_realloc (bsc#1283493).

    Update to 2.8.5 (jsc#PED-16154):

     * Bug fixes:
     * Fix an OOM-related memory leak on a failed overflow check
     * Fix memory alignment for architectures with 128bit pointers
     * Mark XML_SetHashSalt deprecated
     * CMake: only add /source-charset:utf-8 when /utf-8 is not present
     * lib: resolve undefined behavior from overshifting a signed int
     * lib: support read-only hash table lookup with non-zero-terminated      keys
     * lib: use a C99 bool for ENTITY.open
     * version info bumped from 13:3:12 to 13:4:12
     * fix support for 2+ GiB documents (regression from 2.8.2)
     * reject empty version in the XML declaration
     * fix printf format for AIX
     * CMake|AIX: enable EXPAT_DEV_URANDOM by default
     * version info bumped from 13:2:12 to 13:3:12
     * Existing API function XML_SetHashSalt is now deprecated
     * because of its limitations, and its use should be
     * considered a vulnerability. Please either use the new API
     * function XML_SetHashSalt16Bytes (with known-high-quality
     * entropy input only!) instead, or leave the derivation of
     * a 16-bytes hash salt from high quality entropy to Expat's
     * internal machinery (by *not* calling either of the two
     * XML_SetHashSalt* functions).
     * xmlwf: Fix a memory leak
     * WASI: Fix format specifiers for 32bit WASI SDK
     * Fix alignment of internal allocations for some non-amd64      architectures (e.g. sparc32); fixes up on the fix to      CVE-2025-59375 (of Expat 2.7.2)
     * Fix a class of false positives where input should have been      rejected with error XML_ERROR_ASYNC_ENTITY; regression from      CVE-2024-8176 (of Expat 2.7.0)
     * Prove and regression-proof absence of integer overflow      from function expat_realloc
     * Remove 'harmless' cast that truncated a size_t to unsigned
     * xmlwf: Resolve use of functions XML_GetErrorLineNumber      and XML_GetErrorColumnNumber
     * CVE-2025-59375 -- Disallow use of disproportional amounts of      dynamic memory from within an Expat parser
     * xmlwf: Fix (internal) help generator
     * xmlwf: Mention supported environment variables in

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:22139-1 advisory.

    Firefox Extended Support Release 153.5.0 ESR (MFSA 2026-108, bsc#1284493):

    - CVE-2026-109704: Privilege escalation in the Application Update component.
    - CVE-2026-109705: Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-     free in the       Networking component.
    - CVE-2026-109706: Use-after-free in the Storage: IndexedDB component.
    - CVE-2026-109707: Sandbox escape due to use-after-free in the Networking component.
    - CVE-2026-109708: Sandbox escape due to incorrect boundary conditions in the Networking component.
    - CVE-2026-109709: Information disclosure, privilege escalation in the Security: Process Sandboxing     component.
    - CVE-2026-109710: Use-after-free in the Graphics: Text component.
    - CVE-2026-109711: Use-after-free in the Graphics: Canvas2D component.
    - CVE-2026-109712: Sandbox escape due to uninitialized memory in the Graphics component.
    - CVE-2026-109713: Use-after-free in the Crash Reporting component.
    - CVE-2026-109715: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109716: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109717: Use-after-free in the DOM: Bindings (WebIDL) component.
    - CVE-2026-109718: Use-after-free in the XML component.
    - CVE-2026-109719: Race condition, use-after-free in the Graphics: CanvasWebGL component.
    - CVE-2026-109720: JIT miscompilation in the JavaScript: WebAssembly component.
    - CVE-2026-109721: Incorrect boundary conditions in the JavaScript Engine: JIT component.
    - CVE-2026-109722: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109723: Integer overflow in the Layout: Text and Fonts component.
    - CVE-2026-109724: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109725: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109726: Use-after-free in the SVG component.
    - CVE-2026-109727: Use-after-free in the Audio/Video component.
    - CVE-2026-109728: Use-after-free in the DOM: Animation component.
    - CVE-2026-109729: Use-after-free in the JavaScript Engine: JIT component.
    - CVE-2026-109730: Integer overflow in the Graphics component.
    - CVE-2026-109731: Incorrect boundary conditions in the Graphics: Canvas2D component.
    - CVE-2026-109732: Use-after-free in the DOM: Streams component.
    - CVE-2026-109733: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109734: Mitigation bypass in the DOM: Security component.
    - CVE-2026-109736: Frame poisoning in the Layout component.
    - CVE-2026-109737: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109738: Use-after-free in the Audio/Video: Playback component.
    - CVE-2026-109740: Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component.
    - CVE-2026-109741: Use-after-free in the Storage: Bucket File System component.
    - CVE-2026-109742: Information disclosure in the PDF Viewer component.
    - CVE-2026-109743: Privilege escalation in the Panning and Zooming component.
    - CVE-2026-109744: Other issue in the DOM: File component.
    - CVE-2026-109745: Sandbox escape due to uninitialized memory in the DOM: Web Serial component.
    - CVE-2026-109751: Information disclosure in the Networking component.
    - CVE-2026-109752: Use-after-free in the DOM: Workers component.
    - CVE-2026-109753: Incorrect boundary conditions in the Layout component.
    - CVE-2026-109754: Incorrect boundary conditions in the DOM: Editor component.
    - CVE-2026-109756: Privilege escalation in the DOM: Navigation component.
    - CVE-2026-109757: Sandbox escape due to race condition in the Networking component.
    - CVE-2026-109759: Site isolation issue in the Networking component.
    - CVE-2026-109760: Mitigation bypass in the Networking: HTTP component.
    - CVE-2026-109762: Incorrect boundary conditions in the SVG component.
    - CVE-2026-109763: Mitigation bypass in the File Handling component.
    - CVE-2026-109764: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109765: Race condition, use-after-free in the Graphics: Text component.
    - CVE-2026-109766: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109767: Information disclosure in the Networking component.
    - CVE-2026-109770: Spoofing issue in the DOM: Web Serial component.
    - CVE-2026-109775: Denial-of-service in the WebRTC component.
    - CVE-2026-109776: Race condition in the XPCOM component.
    - CVE-2026-109777: Information disclosure in the Storage: IndexedDB component.
    - CVE-2026-109778: Privilege escalation in the WebExtensions component.
    - CVE-2026-109781: Denial-of-service in the Printing: Output component.
    - CVE-2026-109782: Mitigation bypass in the File Handling component.
    - CVE-2026-109783: Mitigation bypass in the File Handling component.

    libexpat updated:

    - CVE-2026-32776: libexpat: NULL pointer dereference when processing empty external parameter entities     inside       an entity declaration value. (bsc#1259727)
    - CVE-2026-32777: libexpat: denial of service due to infinite loop in DTD content parsing. (bsc#1259712)
    - CVE-2026-32778: libexpat: NULL pointer dereference in `setContext` on retry after an out-of-memory     condition. (bsc#1259730)
    - CVE-2026-41080: libexpat: insufficient entropy, and thus hash flooding can occur via a crafted XML     document. (bsc#1262263)
    - CVE-2026-45186: libexpat: computational complexity of attribute name collision checks allows a denial of     service via moderately       sized crafted XML input. (bsc#1264713)
    - CVE-2026-50219: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking in     libexpat could lead to       information disclosure, integrity loss, or denial of service. (bsc#1275098)
    - CVE-2026-56131: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking for     XML_ResumeParser in       libexpat could lead to denial of service. (bsc#1275098)
    - CVE-2026-56132: libexpat: Heap buffer overflow in doProlog due to mishandled array reallocation in     libexpat could lead to       denial of service or memory corruption. (bsc#1275098)
    - CVE-2026-56403: libexpat: Integer overflow vulnerability in the storeAtts attribute parsing function in     libexpat could lead       to memory corruption. (bsc#1275098)
    - CVE-2026-56404: libexpat: Integer overflow vulnerability in the addBinding routine of libexpat could     lead to memory corruption       and potential security risks. (bsc#1275098)
    - CVE-2026-56405: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56406: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56407: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56408: libexpat: Integer overflow vulnerability in the copyString function in libexpat could     lead to memory corruption. (bsc#1275098)
    - CVE-2026-56409: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56410: libexpat: Integer overflow vulnerability in the xmlwf utility of libexpat could lead to     denial of service. (bsc#1275098)
    - CVE-2026-56411: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56412: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking in     libexpat could lead to denial of       service or memory corruption. (bsc#1275098)
    - CVE-2026-66046: libexpat: denial of service vulnerability caused by quadratic algorithmic complexity in     the storeAtts() function       in xmlparse.c. (bsc#1275736)
    - CVE-2026-72522: libexpat: Out-of-bounds read and resultant infinite loop in the Unicode processing     functions in libexpat allowed       attackers to cause denial of service. (bsc#1275605)
    - CVE-2026-76641: libexpat: Out-of-bounds read vulnerability caused by a struct size mismatch in libexpat     allowed attackers to trigger       memory corruption or a crash. (bsc#1275736)
    - CVE-2026-76956: libexpat: Insufficient entropy caused by misinterpretation of getentropy's return code     in libexpat allowed attackers       to cause a denial of service via hash flooding attacks. (bsc#1275736)
    - CVE-2026-76957: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking with     custom encoding callbacks in       libexpat could lead to memory corruption. (bsc#1275736)
    - CVE-2026-93990: libexpat: Improper handling of lone high surrogates in UTF-16 encoded XML in libexpat     allowed attackers to pass unpaired       surrogates or silently replace input characters. (bsc#1282347)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES16 / SLES_SAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:24260-1 advisory.

    Firefox Extended Support Release 153.5.0 ESR (MFSA 2026-108, bsc#1284493):

    - CVE-2026-109704: Privilege escalation in the Application Update component.
    - CVE-2026-109705: Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-     free in the       Networking component.
    - CVE-2026-109706: Use-after-free in the Storage: IndexedDB component.
    - CVE-2026-109707: Sandbox escape due to use-after-free in the Networking component.
    - CVE-2026-109708: Sandbox escape due to incorrect boundary conditions in the Networking component.
    - CVE-2026-109709: Information disclosure, privilege escalation in the Security: Process Sandboxing     component.
    - CVE-2026-109710: Use-after-free in the Graphics: Text component.
    - CVE-2026-109711: Use-after-free in the Graphics: Canvas2D component.
    - CVE-2026-109712: Sandbox escape due to uninitialized memory in the Graphics component.
    - CVE-2026-109713: Use-after-free in the Crash Reporting component.
    - CVE-2026-109715: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109716: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109717: Use-after-free in the DOM: Bindings (WebIDL) component.
    - CVE-2026-109718: Use-after-free in the XML component.
    - CVE-2026-109719: Race condition, use-after-free in the Graphics: CanvasWebGL component.
    - CVE-2026-109720: JIT miscompilation in the JavaScript: WebAssembly component.
    - CVE-2026-109721: Incorrect boundary conditions in the JavaScript Engine: JIT component.
    - CVE-2026-109722: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109723: Integer overflow in the Layout: Text and Fonts component.
    - CVE-2026-109724: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109725: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109726: Use-after-free in the SVG component.
    - CVE-2026-109727: Use-after-free in the Audio/Video component.
    - CVE-2026-109728: Use-after-free in the DOM: Animation component.
    - CVE-2026-109729: Use-after-free in the JavaScript Engine: JIT component.
    - CVE-2026-109730: Integer overflow in the Graphics component.
    - CVE-2026-109731: Incorrect boundary conditions in the Graphics: Canvas2D component.
    - CVE-2026-109732: Use-after-free in the DOM: Streams component.
    - CVE-2026-109733: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109734: Mitigation bypass in the DOM: Security component.
    - CVE-2026-109736: Frame poisoning in the Layout component.
    - CVE-2026-109737: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109738: Use-after-free in the Audio/Video: Playback component.
    - CVE-2026-109740: Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component.
    - CVE-2026-109741: Use-after-free in the Storage: Bucket File System component.
    - CVE-2026-109742: Information disclosure in the PDF Viewer component.
    - CVE-2026-109743: Privilege escalation in the Panning and Zooming component.
    - CVE-2026-109744: Other issue in the DOM: File component.
    - CVE-2026-109745: Sandbox escape due to uninitialized memory in the DOM: Web Serial component.
    - CVE-2026-109751: Information disclosure in the Networking component.
    - CVE-2026-109752: Use-after-free in the DOM: Workers component.
    - CVE-2026-109753: Incorrect boundary conditions in the Layout component.
    - CVE-2026-109754: Incorrect boundary conditions in the DOM: Editor component.
    - CVE-2026-109756: Privilege escalation in the DOM: Navigation component.
    - CVE-2026-109757: Sandbox escape due to race condition in the Networking component.
    - CVE-2026-109759: Site isolation issue in the Networking component.
    - CVE-2026-109760: Mitigation bypass in the Networking: HTTP component.
    - CVE-2026-109762: Incorrect boundary conditions in the SVG component.
    - CVE-2026-109763: Mitigation bypass in the File Handling component.
    - CVE-2026-109764: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109765: Race condition, use-after-free in the Graphics: Text component.
    - CVE-2026-109766: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109767: Information disclosure in the Networking component.
    - CVE-2026-109770: Spoofing issue in the DOM: Web Serial component.
    - CVE-2026-109775: Denial-of-service in the WebRTC component.
    - CVE-2026-109776: Race condition in the XPCOM component.
    - CVE-2026-109777: Information disclosure in the Storage: IndexedDB component.
    - CVE-2026-109778: Privilege escalation in the WebExtensions component.
    - CVE-2026-109781: Denial-of-service in the Printing: Output component.
    - CVE-2026-109782: Mitigation bypass in the File Handling component.
    - CVE-2026-109783: Mitigation bypass in the File Handling component.

    libexpat updated:

    - CVE-2026-32776: libexpat: NULL pointer dereference when processing empty external parameter entities     inside       an entity declaration value. (bsc#1259727)
    - CVE-2026-32777: libexpat: denial of service due to infinite loop in DTD content parsing. (bsc#1259712)
    - CVE-2026-32778: libexpat: NULL pointer dereference in `setContext` on retry after an out-of-memory     condition. (bsc#1259730)
    - CVE-2026-41080: libexpat: insufficient entropy, and thus hash flooding can occur via a crafted XML     document. (bsc#1262263)
    - CVE-2026-45186: libexpat: computational complexity of attribute name collision checks allows a denial of     service via moderately       sized crafted XML input. (bsc#1264713)
    - CVE-2026-50219: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking in     libexpat could lead to       information disclosure, integrity loss, or denial of service. (bsc#1275098)
    - CVE-2026-56131: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking for     XML_ResumeParser in       libexpat could lead to denial of service. (bsc#1275098)
    - CVE-2026-56132: libexpat: Heap buffer overflow in doProlog due to mishandled array reallocation in     libexpat could lead to       denial of service or memory corruption. (bsc#1275098)
    - CVE-2026-56403: libexpat: Integer overflow vulnerability in the storeAtts attribute parsing function in     libexpat could lead       to memory corruption. (bsc#1275098)
    - CVE-2026-56404: libexpat: Integer overflow vulnerability in the addBinding routine of libexpat could     lead to memory corruption       and potential security risks. (bsc#1275098)
    - CVE-2026-56405: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56406: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56407: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56408: libexpat: Integer overflow vulnerability in the copyString function in libexpat could     lead to memory corruption. (bsc#1275098)
    - CVE-2026-56409: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56410: libexpat: Integer overflow vulnerability in the xmlwf utility of libexpat could lead to     denial of service. (bsc#1275098)
    - CVE-2026-56411: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56412: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking in     libexpat could lead to denial of       service or memory corruption. (bsc#1275098)
    - CVE-2026-66046: libexpat: denial of service vulnerability caused by quadratic algorithmic complexity in     the storeAtts() function       in xmlparse.c. (bsc#1275736)
    - CVE-2026-72522: libexpat: Out-of-bounds read and resultant infinite loop in the Unicode processing     functions in libexpat allowed       attackers to cause denial of service. (bsc#1275605)
    - CVE-2026-76641: libexpat: Out-of-bounds read vulnerability caused by a struct size mismatch in libexpat     allowed attackers to trigger       memory corruption or a crash. (bsc#1275736)
    - CVE-2026-76956: libexpat: Insufficient entropy caused by misinterpretation of getentropy's return code     in libexpat allowed attackers       to cause a denial of service via hash flooding attacks. (bsc#1275736)
    - CVE-2026-76957: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking with     custom encoding callbacks in       libexpat could lead to memory corruption. (bsc#1275736)
    - CVE-2026-93990: libexpat: Improper handling of lone high surrogates in UTF-16 encoded XML in libexpat     allowed attackers to pass unpaired       surrogates or silently replace input characters. (bsc#1282347)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4834-1 advisory.

    Firefox Extended Support Release 153.5.0 ESR (MFSA 2026-108, bsc#1284493):

    - CVE-2026-109704: Privilege escalation in the Application Update component.
    - CVE-2026-109705: Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-     free in the       Networking component.
    - CVE-2026-109706: Use-after-free in the Storage: IndexedDB component.
    - CVE-2026-109707: Sandbox escape due to use-after-free in the Networking component.
    - CVE-2026-109708: Sandbox escape due to incorrect boundary conditions in the Networking component.
    - CVE-2026-109709: Information disclosure, privilege escalation in the Security: Process Sandboxing     component.
    - CVE-2026-109710: Use-after-free in the Graphics: Text component.
    - CVE-2026-109711: Use-after-free in the Graphics: Canvas2D component.
    - CVE-2026-109712: Sandbox escape due to uninitialized memory in the Graphics component.
    - CVE-2026-109713: Use-after-free in the Crash Reporting component.
    - CVE-2026-109715: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109716: Incorrect boundary conditions in the JavaScript Engine component.
    - CVE-2026-109717: Use-after-free in the DOM: Bindings (WebIDL) component.
    - CVE-2026-109718: Use-after-free in the XML component.
    - CVE-2026-109719: Race condition, use-after-free in the Graphics: CanvasWebGL component.
    - CVE-2026-109720: JIT miscompilation in the JavaScript: WebAssembly component.
    - CVE-2026-109721: Incorrect boundary conditions in the JavaScript Engine: JIT component.
    - CVE-2026-109722: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109723: Integer overflow in the Layout: Text and Fonts component.
    - CVE-2026-109724: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109725: Use-after-free in the DOM: Core & HTML component.
    - CVE-2026-109726: Use-after-free in the SVG component.
    - CVE-2026-109727: Use-after-free in the Audio/Video component.
    - CVE-2026-109728: Use-after-free in the DOM: Animation component.
    - CVE-2026-109729: Use-after-free in the JavaScript Engine: JIT component.
    - CVE-2026-109730: Integer overflow in the Graphics component.
    - CVE-2026-109731: Incorrect boundary conditions in the Graphics: Canvas2D component.
    - CVE-2026-109732: Use-after-free in the DOM: Streams component.
    - CVE-2026-109733: JIT miscompilation in the JavaScript Engine: JIT component.
    - CVE-2026-109734: Mitigation bypass in the DOM: Security component.
    - CVE-2026-109736: Frame poisoning in the Layout component.
    - CVE-2026-109737: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109738: Use-after-free in the Audio/Video: Playback component.
    - CVE-2026-109740: Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component.
    - CVE-2026-109741: Use-after-free in the Storage: Bucket File System component.
    - CVE-2026-109742: Information disclosure in the PDF Viewer component.
    - CVE-2026-109743: Privilege escalation in the Panning and Zooming component.
    - CVE-2026-109744: Other issue in the DOM: File component.
    - CVE-2026-109745: Sandbox escape due to uninitialized memory in the DOM: Web Serial component.
    - CVE-2026-109751: Information disclosure in the Networking component.
    - CVE-2026-109752: Use-after-free in the DOM: Workers component.
    - CVE-2026-109753: Incorrect boundary conditions in the Layout component.
    - CVE-2026-109754: Incorrect boundary conditions in the DOM: Editor component.
    - CVE-2026-109756: Privilege escalation in the DOM: Navigation component.
    - CVE-2026-109757: Sandbox escape due to race condition in the Networking component.
    - CVE-2026-109759: Site isolation issue in the Networking component.
    - CVE-2026-109760: Mitigation bypass in the Networking: HTTP component.
    - CVE-2026-109762: Incorrect boundary conditions in the SVG component.
    - CVE-2026-109763: Mitigation bypass in the File Handling component.
    - CVE-2026-109764: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109765: Race condition, use-after-free in the Graphics: Text component.
    - CVE-2026-109766: Mitigation bypass in the Enterprise Policies component.
    - CVE-2026-109767: Information disclosure in the Networking component.
    - CVE-2026-109770: Spoofing issue in the DOM: Web Serial component.
    - CVE-2026-109775: Denial-of-service in the WebRTC component.
    - CVE-2026-109776: Race condition in the XPCOM component.
    - CVE-2026-109777: Information disclosure in the Storage: IndexedDB component.
    - CVE-2026-109778: Privilege escalation in the WebExtensions component.
    - CVE-2026-109781: Denial-of-service in the Printing: Output component.
    - CVE-2026-109782: Mitigation bypass in the File Handling component.
    - CVE-2026-109783: Mitigation bypass in the File Handling component.

    libexpat updated:

    - CVE-2026-32776: libexpat: NULL pointer dereference when processing empty external parameter entities     inside an entity declaration value. (bsc#1259727)
    - CVE-2026-32777: libexpat: denial of service due to infinite loop in DTD content parsing. (bsc#1259712)
    - CVE-2026-32778: libexpat: NULL pointer dereference in `setContext` on retry after an out-of-memory     condition. (bsc#1259730)
    - CVE-2026-41080: libexpat: insufficient entropy, and thus hash flooding can occur via a crafted XML     document. (bsc#1262263)
    - CVE-2026-45186: libexpat: computational complexity of attribute name collision checks allows a denial of     service via moderately sized crafted XML input. (bsc#1264713)
    - CVE-2026-50219: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking in     libexpat could lead to information disclosure, integrity loss, or denial of service. (bsc#1275098)
    - CVE-2026-56131: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking for     XML_ResumeParser in libexpat could lead to denial of service. (bsc#1275098)
    - CVE-2026-56132: libexpat: Heap buffer overflow in doProlog due to mishandled array reallocation in     libexpat could lead to denial of service or memory corruption. (bsc#1275098)
    - CVE-2026-56403: libexpat: Integer overflow vulnerability in the storeAtts attribute parsing function in     libexpat could lead to memory corruption. (bsc#1275098)
    - CVE-2026-56404: libexpat: Integer overflow vulnerability in the addBinding routine of libexpat could     lead to memory corruption and potential security risks. (bsc#1275098)
    - CVE-2026-56405: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56406: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56407: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56408: libexpat: Integer overflow vulnerability in the copyString function in libexpat could     lead to memory corruption. (bsc#1275098)
    - CVE-2026-56409: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56410: libexpat: Integer overflow vulnerability in the xmlwf utility of libexpat could lead to     denial of service. (bsc#1275098)
    - CVE-2026-56411: libexpat: Integer overflow vulnerability in libexpat could lead to memory corruption or     denial of service. (bsc#1275098)
    - CVE-2026-56412: libexpat: Use-after-free vulnerability due to a lack of handler call depth tracking in     libexpat could lead to denial of service or memory corruption. (bsc#1275098)
    - CVE-2026-66046: libexpat: denial of service vulnerability caused by quadratic algorithmic complexity in     the storeAtts() function in xmlparse.c. (bsc#1275736)
    - CVE-2026-72522: libexpat: Out-of-bounds read and resultant infinite loop in the Unicode processing     functions in libexpat allowed attackers to cause denial of service. (bsc#1275605)
    - CVE-2026-76641: libexpat: Out-of-bounds read vulnerability caused by a struct size mismatch in libexpat     allowed attackers to trigger memory corruption or a crash. (bsc#1275736)
    - CVE-2026-76956: libexpat: Insufficient entropy caused by misinterpretation of getentropy's return code     in libexpat allowed attackers to cause a denial of service via hash flooding attacks. (bsc#1275736)
    - CVE-2026-76957: libexpat: Use-after-free vulnerability due to lack of handler call depth tracking with     custom encoding callbacks in libexpat could lead to memory corruption. (bsc#1275736)
    - CVE-2026-93990: libexpat: Improper handling of lone high surrogates in UTF-16 encoded XML in libexpat     allowed attackers to pass unpaired surrogates or silently replace input characters. (bsc#1282347)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Published	Updated	Severity
362397	AlmaLinux 10 : expat (ALSA-2026:74001)	Nessus	Alma Linux Local Security Checks	10/1/2026	10/2/2026	high
362634	Rocky Linux 10.2 [CIQ] Security Update: expat / expat-debuginfo / expat-debugsource / expat-devel Multiple Vulnerabilities (crlsa-2026_74001)	Nessus	Rocky Linux Local Security Checks	10/2/2026	10/2/2026	high
351216	Oracle Linux 8 : expat (ELSA-2026-72448)	Nessus	Oracle Linux Local Security Checks	9/29/2026	9/29/2026	high
365317	SUSE SLES15 Security Update : expat (SUSE-SU-2026:4623-1)	Nessus	SuSE Local Security Checks	10/13/2026	10/14/2026	high
365325	SUSE SLES12 Security Update : expat (SUSE-SU-2026:4615-1)	Nessus	SuSE Local Security Checks	10/13/2026	10/14/2026	high
370428	openSUSE 16: MozillaFirefox / MozillaFirefox-branding-upstream / etc (openSUSE-SU-2026:22139-1)	Nessus	SuSE Local Security Checks	10/22/2026	10/23/2026	high
371085	SUSE SLES16: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:24260-1)	Nessus	SuSE Local Security Checks	10/23/2026	10/23/2026	high
371091	SUSE SLED15: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:4834-1)	Nessus	SuSE Local Security Checks	10/23/2026	10/23/2026	high

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