Security Vulnerabilities fixed in Thunderbird 140.10.2 — Mozilla

Memory safety bugs present in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1. 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...

Security Vulnerabilities fixed in Thunderbird 150.0.2 — Mozilla

Memory safety bugs present in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1. 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. Memory safety bugs present in Thunderbird 150.0.1. Some of...

EUVD-2026-28365

Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2...

UBUNTU-CVE-2026-8092

Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. 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. This vulnerability was fixed in Firefox...

CVE-2026-8094 Other issue in the WebRTC component

Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2...

CVE-2026-8091

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2...

CVE-2026-8091

CVE-2026-8091 affects Mozilla Audio/Video: Playback with an incorrect boundary condition in the component. It is fixed by updating to Firefox 150, Thunderbird 150, and Firefox ESR 140.10.1 (and 140.10.2 per ESR updates) as well as Firefox ESR 115.35.2. Connected disclosures corroborate this is a ...

CVE-2026-8090 Use-after-free in the DOM: Networking component

Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2...

CVE-2026-8090

CVE-2026-8090 describes a use-after-free in Firefox’s DOM: Networking component. The issue is fixed in Firefox 150.0.2, Firefox ESR 140.10.2, and Firefox ESR 115.35.2. The connected sources confirm the vulnerability class and the exact patched versions. The description does not specify affected c...

Mozilla Firefox ESR 安全漏洞

Mozilla Firefox ESR is an extended support version of Firefox a web browser developed by the Mozilla Foundation in the United States. Versions of Mozilla Firefox ESR prior to 140.10.2 contained security vulnerabilities, which were caused by issues with the WebRTC component...

Mozilla Firefox和Mozilla Firefox ESR 资源管理错误漏洞

Mozilla Firefox and Mozilla Firefox ESR are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Both Mozilla Firefox and Mozilla Firefox ESR have a resource management...

Mozilla Firefox ESR < 115.35.2

The version of Firefox ESR installed on the remote Windows host is prior to 115.35.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-42 advisory. - Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. Some of these bug...

Mozilla Firefox ESR < 140.10.2

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.10.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-41 advisory. - Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. Some of...

firefox ESR -- Other issue in the WebRTC component

https://bugzilla.mozilla.org/showbug.cgi?id=2035939 reports: Other issue in the WebRTC component...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and w...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...