CVE-2026-84132 Information disclosure in the Networking: HTTP component

Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2...

EUVD-2026-69064

Sandbox escape due to use-after-free in the DOM: Navigation 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...

[SECURITY] [DLA 4754-1] thunderbird security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4754-1 [email protected] https://www.debian.org/lts/security/ Emilio Pozuelo Monfort August 25, 2026 https://wiki.debian.org/LTS -...

firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another...

firefox: thunderbird: Internally found bugs fixed in Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1 and Firefox 154

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another...

[SECURITY] [DSA 6461-1] thunderbird security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6461-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff August 23, 2026 https://www.debian.org/security/faq -...

CVE-2026-16374

Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

EUVD-2026-46191

Use-after-free in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13...

[slackware-security] mozilla-firefox

New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-firefox-140.12.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more...

Oracle Linux 10 : thunderbird (ELSA-2026-6342)

The remote Oracle Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-6342 advisory. 140.9.0-1.0.1 - Add Oracle prefs 140.9.0-1 - Update to 140.9.0 ESR Tenable has extracted the preceding description block directly from the Oracle Linu...

CVE-2026-0891

Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. 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: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Firefox Extended Support Release 128.5.0 ESR, fixed various security fixes and other quality improvements, MFSA 2024-64 bsc1233695: CVE-2024-11691: Memory corruption in Apple GPU drivers CVE-2024-11692: Select list elements could be shown...

firefox: thunderbird: Memory safety bugs fixed in Firefox 132, Thunderbird 132, Firefox ESR 128.4, and Thunderbird 128.4

A flaw was found in Mozilla. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox 131, Firefox ESR 128.3, and Thunderbird 128.3. Some of these bugs showed evidence of memory corruption, and we presume that with enough effort, some of thes...

UBUNTU-CVE-2024-0742

It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due to an incorrect timestamp used to prevent input after page load. This vulnerability affects Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7...

Mozilla: Memory safety bugs fixed in Firefox 112 and Firefox ESR 102.10

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers Andrew Osmond, Sebastian Hengst, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruption and...

SUSE CVE-2019-17024

Mozilla developers reported memory safety bugs present in Firefox 71 and Firefox ESR 68.3. 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 affects Firefox ESR 68.4 and...

Mozilla: Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. 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...

Mozilla: Memory safety bugs fixed in Firefox 83 and Firefox ESR 78.5

Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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 affects Firefox 83, Firefox E...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...