The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:4752 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    Security Fix(es):

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

    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 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2025:7693 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

    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 AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2025:4460 advisory.

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)
      * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)
      * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)
      * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10,     and Thunderbird 128.10 (CVE-2025-4091)
      * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

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 remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2025:7506 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    Security Fix(es):

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

    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 Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4167 advisory.

    - -------------------------------------------------------------------------     Debian LTS Advisory DLA-4167-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                          Lee Garrett     May 18, 2025                                  https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : thunderbird     Version        : 1:128.10.1esr-1~deb11u1     CVE ID         : CVE-2025-2817 CVE-2025-4082 CVE-2025-4083 CVE-2025-4084                      CVE-2025-4087 CVE-2025-4091 CVE-2025-4093 CVE-2025-3875                      CVE-2025-3877 CVE-2025-3909 CVE-2025-3932

    Multiple security issues were discovered in Thunderbird, which could     result in the execution of arbitrary code or information disclosure.

    For Debian 11 bullseye, these problems have been fixed in version     1:128.10.1esr-1~deb11u1.

    We recommend that you upgrade your thunderbird packages.

    For the detailed security status of thunderbird please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/thunderbird

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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 Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5910 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5910-1                   security@debian.org     https://www.debian.org/security/                       Moritz Muehlenhoff     April 30, 2025                        https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : firefox-esr     CVE ID         : CVE-2025-4083 CVE-2025-4087 CVE-2025-4091 CVE-2025-4093

    Multiple security issues have been found in the Mozilla Firefox web     browser, which could potentially result in the execution of arbitrary     code or a bypass of sandbox restrictions.

    For the stable distribution (bookworm), these problems have been fixed in     version 128.10.0esr-1~deb12u1.

    We recommend that you upgrade your firefox-esr packages.

    For the detailed security status of firefox-esr please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/firefox-esr

    Further information about Debian Security Advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org

Tenable has extracted the preceding description block directly from the Debian 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 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2025:4751 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    Security Fix(es):

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

    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 RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:4460 advisory.

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

Tenable has extracted the preceding description block directly from the RockyLinux 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 RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:7428 advisory.

    * firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

    * firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

    * firefox: thunderbird: Process isolation bypass using javascript: URI links in cross-origin frames     (CVE-2025-4083)

    * firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and     Thunderbird 128.10 (CVE-2025-4091)

    * firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10     (CVE-2025-4093)

Tenable has extracted the preceding description block directly from the RockyLinux 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
235618	RHEL 9 : firefox (RHSA-2025:4752)	Nessus	Red Hat Local Security Checks	5/8/2025	6/5/2025	critical
236804	RHEL 8 : thunderbird (RHSA-2025:7693)	Nessus	Red Hat Local Security Checks	5/15/2025	6/5/2025	critical
236857	AlmaLinux 9 : thunderbird (ALSA-2025:4460)	Nessus	Alma Linux Local Security Checks	5/16/2025	5/16/2025	critical
237851	RHEL 10 : firefox (RHSA-2025:7506)	Nessus	Red Hat Local Security Checks	6/5/2025	6/5/2025	critical
236944	Debian dla-4167 : thunderbird - security update	Nessus	Debian Local Security Checks	5/19/2025	5/29/2025	critical
235040	Debian dsa-5910 : firefox-esr - security update	Nessus	Debian Local Security Checks	4/30/2025	4/30/2025	critical
235617	RHEL 7 : firefox (RHSA-2025:4751)	Nessus	Red Hat Local Security Checks	5/8/2025	6/5/2025	critical
243061	RockyLinux 9 : thunderbird (RLSA-2025:4460)	Nessus	Rocky Linux Local Security Checks	7/30/2025	7/30/2025	critical
243157	RockyLinux 9 : firefox (RLSA-2025:7428)	Nessus	Rocky Linux Local Security Checks	7/30/2025	7/30/2025	critical

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