KLA91255 Multiple vulnerabilities in Mozilla Thunderbird ESR

Multiple vulnerabilities were found in Mozilla Thunderbird ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Denial of service...

KLA91250 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code. Below is a complete list of vulnerabilities: 1. Security vulnerability in the Remote Settings Client...

SUSE-SU-2026:23590-1 Security update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen

This update for MozillaFirefox, mozilla-nss, mozilla-nspr, rust-cbindgen fixes the following issues: Changes in MozillaFirefox: Firefox Extended Support Release 153.1.0 ESR. Fixed: Various security fixes. MFSA 2026-77 bsc1274867: CVE-2026-74934 Site isolation issue in the Graphics: CanvasWebGL...

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issue: Update to Mozilla Thunderbird 140.14. MFSA 2026-79 bsc1274867 CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component CVE-2026-74935: Privilege escalation in the DOM: Networking component CVE-2026-74936:...

SUSE-SU-2026:3897-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issue: Update to Mozilla Thunderbird 140.14. - MFSA 2026-79 bsc1274867 CVE-2026-74934: Site isolation issue in the Graphics: CanvasWebGL component CVE-2026-74935: Privilege escalation in the DOM: Networking component CVE-2026-74936:...

OESA-2026-3577 thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: Site isolation issue in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird...

OESA-2026-3576 thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: Site isolation issue in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird...

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...