Linux Distros Unpatched Vulnerability : CVE-2026-84122

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird...

CVE-2026-84120

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video component...

CVE-2026-84122

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84120

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84122 Use-after-free in the Audio/Video component

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84122 Use-after-free in the Audio/Video component

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84122

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

EUVD-2026-69071

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84122

CVE-2026-84122 is a use-after-free vulnerability in the Audio/Video component of Mozilla Firefox. The flaw was fixed in Firefox 155 , Firefox ESR 140.15 , and Firefox ESR 153.2 . The CVSS 3.1 score is 5.4 (MEDIUM) , requiring user interaction with low impacts to confidentiality and integrity and ...

CVE-2026-84122

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

EUVD-2026-69065

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84120 Use-after-free in the Audio/Video component

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84120

A use-after-free vulnerability in the Audio/Video component of Firefox and Firefox ESR allows a remote attacker to achieve arbitrary code execution . The flaw occurs when the program uses memory that has already been deallocated, leading to memory corruption. The CVSS 3.1 score is 5.4 (Medium) , ...

CVE-2026-84120

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84120 Use-after-free in the Audio/Video component

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

CVE-2026-84120

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2...

Linux Distros Unpatched Vulnerability : CVE-2026-84120

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird...

PT-2026-84173

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 155 Firefox ESR versions prior to 115.40 Firefox ESR versions prior to 140.15 Firefox ESR versions prior to 153.2 Thunderbird versions prior to 155 Thunderbird versions prior to 140.15 Thunderbird versions prior to...

Mozilla Firefox ESR < 115.40

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.40. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-83 advisory. - Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154 and...

Mozilla Firefox ESR < 140.15

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.15. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-84 advisory. - Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154 and...