The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:13839 advisory.

    nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency,     performance, and low memory usage.

    Security Fix(es):

    * nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files (CVE-2026-32647)

    * NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module     (CVE-2026-27654)

    * NGINX: NGINX: Denial of Service due to memory corruption via crafted MP4 file (CVE-2026-27784)

    * NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled     (CVE-2026-27651)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:15966 advisory.

    nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency,     performance, and low memory usage.

    Security Fix(es):

    * nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files (CVE-2026-32647)

    * NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module     (CVE-2026-27654)

    * NGINX: NGINX: Denial of Service due to memory corruption via crafted MP4 file (CVE-2026-27784)

    * NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled     (CVE-2026-27651)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:15943 advisory.

    nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency,     performance, and low memory usage.

    Security Fix(es):

    * nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files (CVE-2026-32647)

    * NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module     (CVE-2026-27654)

    * NGINX: NGINX: Denial of Service due to memory corruption via crafted MP4 file (CVE-2026-27784)

    * NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled     (CVE-2026-27651)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 SLES16 / SLES_SAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:21832-1 advisory.

    This update for nginx fixes the following issues

    - CVE-2026-27651: denial of service via undisclosed requests when the `ngx_mail_auth_http_module` is     enabled       (bsc#1260415).
    - CVE-2026-32647: NGINX worker memory over-read or over-write via a specially crafted MP4 file     (bsc#1260420).
    - CVE-2026-40701: heap use-after-free in the worker process when the `ssl_verify_client` and the     `ssl_ocsp` directives       are set due to issue in the `ngx_http_ssl_module` module (bsc#1265229).
    - CVE-2026-42934: heap buffer overread in the worker process due to issue in the `ngx_http_charset_module`     module       (bsc#1265231).
    - CVE-2026-42945: heap buffer overflow via crafted HTTP requests due to issue in `ngx_http_rewrite_module`       (bsc#1265232).
    - CVE-2026-42946: excessive memory allocation and data overread due to issue in the `ngx_http_scgi_module`     and       `ngx_http_uwsgi_module` modules (bsc#1265233).

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
312285	RHEL 9 : nginx (RHSA-2026:13839)	Nessus	Red Hat Local Security Checks	5/5/2026	5/5/2026	high
314231	RHEL 9 : nginx:1.26 (RHSA-2026:15966)	Nessus	Red Hat Local Security Checks	5/11/2026	5/11/2026	high
314233	RHEL 9 : nginx:1.24 (RHSA-2026:15943)	Nessus	Red Hat Local Security Checks	5/11/2026	5/11/2026	high
317667	SUSE SLES16 Security Update : nginx (SUSE-SU-2026:21832-1)	Nessus	SuSE Local Security Checks	5/29/2026	6/17/2026	critical

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