The version of Firefox ESR installed on the remote Windows host is prior to 140.10.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-36 advisory.

  - Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This     vulnerability was fixed in Firefox ESR 140.10.1. (CVE-2026-7321)

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

  - Memory safety bugs present in Firefox ESR 140.10.0 and Firefox 150.0.0. Some of these bugs showed evidence     of memory corruption and we presume that with enough effort some of these could have been exploited to run     arbitrary code. (CVE-2026-7323)

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

The version of Firefox ESR installed on the remote Windows host is prior to 115.35.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-37 advisory.

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

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

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.10.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-36 advisory.

  - Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This     vulnerability was fixed in Firefox ESR 140.10.1. (CVE-2026-7321)

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

  - Memory safety bugs present in Firefox ESR 140.10.0 and Firefox 150.0.0. Some of these bugs showed evidence     of memory corruption and we presume that with enough effort some of these could have been exploited to run     arbitrary code. (CVE-2026-7323)

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

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 150.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-35 advisory.

  - Memory safety bugs present in Firefox ESR 140.10.0 and Firefox 150.0.0. Some of these bugs showed evidence     of memory corruption and we presume that with enough effort some of these could have been exploited to run     arbitrary code. (CVE-2026-7323)

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

  - Memory safety bugs present in Firefox 150.0.0. Some of these bugs showed evidence of memory corruption and     we presume that with enough effort some of these could have been exploited to run arbitrary code.
    (CVE-2026-7324)

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

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.35.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-37 advisory.

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

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

The version of Firefox installed on the remote Windows host is prior to 150.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-35 advisory.

  - Memory safety bugs present in Firefox ESR 140.10.0 and Firefox 150.0.0. Some of these bugs showed evidence     of memory corruption and we presume that with enough effort some of these could have been exploited to run     arbitrary code. (CVE-2026-7323)

  - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This     vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, and Firefox ESR 115.35.1.
    (CVE-2026-7320)

  - Memory safety bugs present in Firefox ESR 115.35.0, Firefox ESR 140.10.0 and Firefox 150.0.0. Some of     these bugs showed evidence of memory corruption and we presume that with enough effort some of these could     have been exploited to run arbitrary code. (CVE-2026-7322)

  - Memory safety bugs present in Firefox 150.0.0. Some of these bugs showed evidence of memory corruption and     we presume that with enough effort some of these could have been exploited to run arbitrary code.
    (CVE-2026-7324)

Note that Nessus has not tested for these issues 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
310802	Mozilla Firefox ESR < 140.10.1	Nessus	Windows	2026/4/29	2026/4/29	critical
310799	Mozilla Firefox ESR < 115.35.1	Nessus	Windows	2026/4/29	2026/4/29	high
310800	Mozilla Firefox ESR < 140.10.1	Nessus	MacOS X Local Security Checks	2026/4/29	2026/4/29	critical
310740	Mozilla Firefox < 150.0.1	Nessus	MacOS X Local Security Checks	2026/4/28	2026/4/28	high
310801	Mozilla Firefox ESR < 115.35.1	Nessus	MacOS X Local Security Checks	2026/4/29	2026/4/29	high
310739	Mozilla Firefox < 150.0.1	Nessus	Windows	2026/4/28	2026/4/28	high

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