The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:65111 advisory.

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

    Security Fix(es):

    * firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component (CVE-2026-74983)

    * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934)

    * firefox: thunderbird: Privilege escalation in the Networking: Cookies component (CVE-2026-74953)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox     154 (CVE-2026-74987)

    * firefox: thunderbird: Information disclosure in the Graphics component (CVE-2026-74948)

    * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943)

    * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component     (CVE-2026-74971)

    * firefox: thunderbird: Privilege escalation in the Graphics: CanvasWebGL component (CVE-2026-74941)

    * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-74946)

    * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973)

    * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component     (CVE-2026-74949)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR     153.1 and Firefox 154 (CVE-2026-74990)

    * firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-74936)

    * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940)

    * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960)

    * firefox: thunderbird: Use-after-free in the Layout: Text and Fonts component (CVE-2026-74969)

    * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959)

    * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976)

    * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974)

    * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957)

    * firefox: thunderbird: Same-origin policy bypass in the Audio/Video: Playback component (CVE-2026-74967)

    * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942)

    * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939)

    * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972)

    * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945)

    * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944)

    * firefox: Integer overflow in the Graphics component (CVE-2026-74964)

    * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962)

    * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935)

    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 a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:65669 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    Security Fix(es):

    * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox     154 (CVE-2026-74987)

    * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943)

    * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component     (CVE-2026-74971)

    * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-74946)

    * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973)

    * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component     (CVE-2026-74949)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR     153.1 and Firefox 154 (CVE-2026-74990)

    * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940)

    * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960)

    * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959)

    * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976)

    * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974)

    * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957)

    * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942)

    * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939)

    * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972)

    * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945)

    * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944)

    * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962)

    * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935)

    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-2026:65110 advisory.

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

    Security Fix(es):

    * firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component (CVE-2026-74983)

    * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934)

    * firefox: thunderbird: Privilege escalation in the Networking: Cookies component (CVE-2026-74953)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox     154 (CVE-2026-74987)

    * firefox: thunderbird: Information disclosure in the Graphics component (CVE-2026-74948)

    * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943)

    * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component     (CVE-2026-74971)

    * firefox: thunderbird: Privilege escalation in the Graphics: CanvasWebGL component (CVE-2026-74941)

    * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-74946)

    * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973)

    * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component     (CVE-2026-74949)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR     153.1 and Firefox 154 (CVE-2026-74990)

    * firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-74936)

    * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940)

    * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960)

    * firefox: thunderbird: Use-after-free in the Layout: Text and Fonts component (CVE-2026-74969)

    * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959)

    * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976)

    * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974)

    * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957)

    * firefox: thunderbird: Same-origin policy bypass in the Audio/Video: Playback component (CVE-2026-74967)

    * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942)

    * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939)

    * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972)

    * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945)

    * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944)

    * firefox: Integer overflow in the Graphics component (CVE-2026-74964)

    * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962)

    * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935)

    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 Oracle Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-651590 advisory.

    [140.14.0-1.0.1]
    - Add Oracle prefs

    [140.14.0-1]
    - Update to 140.14.0 ESR

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 Oracle Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-651580 advisory.

    [140.14.0-1.0.1]
    - Fix prefs for new nss [Orabug: 37079813]
    - Add Oracle prefs

    [140.14.0]
    - Add OpenELA debranding

    [140.14.0-1]
    - Update to 140.14.0 ESR

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 Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_58899 advisory.

    * firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component (CVE-2026-74983)

    * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934)

    * firefox: thunderbird: Privilege escalation in the Networking: Cookies component (CVE-2026-74953)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox     154 (CVE-2026-74987)

    * firefox: thunderbird: Information disclosure in the Graphics component (CVE-2026-74948)

    * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943)

    * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component     (CVE-2026-74971)

    * firefox: thunderbird: Privilege escalation in the Graphics: CanvasWebGL component (CVE-2026-74941)

    * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-74946)

    * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973)

    * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component     (CVE-2026-74949)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR     153.1 and Firefox 154 (CVE-2026-74990)

    * firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-74936)

    * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940)

    * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960)

    * firefox: thunderbird: Use-after-free in the Layout: Text and Fonts component (CVE-2026-74969)

    * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959)

    * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976)

    * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974)

    * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957)

    * firefox: thunderbird: Same-origin policy bypass in the Audio/Video: Playback component (CVE-2026-74967)

    * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942)

    * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939)

    * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972)

    * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945)

    * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944)

    * firefox: Integer overflow in the Graphics component (CVE-2026-74964)

    * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962)

    * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935)

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 Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_65158 advisory.

    * firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL component (CVE-2026-74934)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 140.14, Firefox ESR 153.1 and Firefox     154 (CVE-2026-74987)

    * firefox: thunderbird: Use-after-free in the Graphics: ImageLib component (CVE-2026-74943)

    * firefox: thunderbird: Information disclosure in the DOM: UI Events & Focus Handling component     (CVE-2026-74971)

    * firefox: Privilege escalation in the Shell Integration component (CVE-2026-74965)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics:
    CanvasWebGL component (CVE-2026-74946)

    * firefox: Race condition, use-after-free in the Graphics component (CVE-2026-74973)

    * firefox: thunderbird: Privilege escalation due to use-after-free in the Graphics: Canvas2D component     (CVE-2026-74949)

    * firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR     153.1 and Firefox 154 (CVE-2026-74990)

    * firefox: thunderbird: Use-after-free in the Graphics: Text component (CVE-2026-74940)

    * firefox: thunderbird: Site isolation issue in the WebExtensions component (CVE-2026-74960)

    * firefox: thunderbird: Mitigation bypass in the Storage: Cache API component (CVE-2026-74959)

    * firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2026-74976)

    * firefox: thunderbird: Same-origin policy bypass in the Graphics: ImageLib component (CVE-2026-74974)

    * firefox: thunderbird: Mitigation bypass in the Safe Browsing component (CVE-2026-74957)

    * firefox: Privilege escalation in the Remote Settings Client component (CVE-2026-74942)

    * firefox: thunderbird: Privilege escalation in the DOM: Navigation component (CVE-2026-74939)

    * firefox: thunderbird: Information disclosure in the DOM: Push Subscriptions component (CVE-2026-74972)

    * firefox: thunderbird: Information disclosure in the Graphics: Text component (CVE-2026-74945)

    * firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component (CVE-2026-74963)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-74944)

    * firefox: Site isolation issue in the Networking: Cookies component (CVE-2026-74962)

    * firefox: thunderbird: Privilege escalation in the DOM: Networking component (CVE-2026-74935)

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 Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-130351 advisory.

    Information disclosure in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in     Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird     153.1.

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

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

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
343811	RHEL 8 : firefox (RHSA-2026:65111)	Nessus	Red Hat Local Security Checks	2026/9/8	2026/9/8	critical
343896	RHEL 9 : thunderbird (RHSA-2026:65669)	Nessus	Red Hat Local Security Checks	2026/9/8	2026/9/8	critical
343897	RHEL 8 : firefox (RHSA-2026:65110)	Nessus	Red Hat Local Security Checks	2026/9/8	2026/9/8	critical
344327	Oracle Linux 10 : ELSA-2026-65159-0: / thunderbird (ELSA-2026-651590)	Nessus	Oracle Linux Local Security Checks	2026/9/9	2026/9/9	critical
344329	Oracle Linux 9 : ELSA-2026-65158-0: / thunderbird (ELSA-2026-651580)	Nessus	Oracle Linux Local Security Checks	2026/9/9	2026/9/9	critical
354557	Rocky Linux 10.2 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2026_58899)	Nessus	Rocky Linux Local Security Checks	2026/10/1	2026/10/1	critical
356123	Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_65158)	Nessus	Rocky Linux Local Security Checks	2026/10/1	2026/10/1	critical
366266	Unity Linux 20.1070e Security Update: firefox (UTSA-2026-130351)	Nessus	Unity Linux Local Security Checks	2026/10/15	2026/10/15	medium

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