OESA-2026-3559 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

OESA-2026-3557 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

OESA-2026-3556 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

Firefox Thunderbird Confidential Data Access

The vulnerability of the Engine component in web browsers such as Firefox and Firefox ESR, as well as in the Thunderbird email client, is related to insufficient input validation. Exploiting this vulnerability can allow an attacker to gain access to confidential data remotely...

Exploit for Use After Free in Mozilla Firefox

CVE-2026-74936 A not fancy reproduction. The baseline require...

SUSE SLES12: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:3683-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3683-1 advisory. Update to Firefox Extended Support Release 140.14.0 ESR. - MFSA 2026-74 bsc1274867: - CVE-2026-74934: Site isolation issue in the Graphics:...

Exploit for Improper Isolation or Compartmentalization in Mozilla Firefox

CVE-2026-4692 — content processes can declare themselves in RD...

RLSA-2026:58899 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component CVE-2026-74983 firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL...

RLSA-2026:58897 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component CVE-2026-74983 firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL...

firefox security update

An update is available for firefox. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Firefox is an open-source web browser, designed for standards...

Mozilla: Arbitrary JavaScript execution in PDF.js

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context...

Mozilla: Arbitrary JavaScript execution in PDF.js

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context...

RLSA-2026:58898 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Mitigation bypass in the Data Loss Prevention component CVE-2026-74983 firefox: thunderbird: Site isolation issue in the Graphics: CanvasWebGL...

firefox security update

An update is available for firefox. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Firefox is an open-source web browser, designed for standards...

Exploit for Improper Privilege Management in Mozilla Firefox

CVE-2026-74939 — Firefox content→parent privilege escalation...

firefox: thunderbird: Use-after-free in the Graphics: Text component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Graphics: Text component...

firefox: thunderbird: Information disclosure in the Graphics component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure in the Graphics component...

firefox: thunderbird: Mitigation bypass in the Storage: Cache API component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Storage: Cache API component...

firefox: Privilege escalation in the Shell Integration component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Shell Integration component...

firefox: Privilege escalation in the Remote Settings Client component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Remote Settings Client component...