EUVD-2026-30897

Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151...

PT-2026-41909

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Firefox ESR versions prior to 140.11 Thunderbird versions prior to 151 Thunderbird versions prior to 140.11 Description A privilege escalation issue exists within the DOM: Workers component...

PT-2026-41903

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Firefox ESR versions prior to 140.11 Thunderbird versions prior to 151 Thunderbird versions prior to 140.11 Description An integer overflow exists in the Widget: Win32 component. An integer overflow occurs when an...

PT-2026-41905

Name of the Vulnerable Software and Affected Versions Firefox for Android versions prior to 151 Description A spoofing issue exists within the Toolbar component of the application. Recommendations Update to version 151...

PT-2026-41906

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A privilege escalation issue exists within the Application Update component. Recommendations Update Firefox to version 151. Update Thunderbird to version 151...

PT-2026-41925

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A same-origin policy bypass exists in the Networking: JAR component. The same-origin policy is a critical security mechanism that restricts how a document or script...

OESA-2026-2352 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...

EUVD-2026-29466

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8390

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

DEBIAN-CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8391 Other issue in the JavaScript Engine component

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8388

CVE-2026-8388 corresponds to a vulnerability in the JavaScript Engine: JIT component with incorrect boundary conditions. Publicly documented fixes indicate Firefox fixed this in Firefox 150.0.3 and in Firefox ESR releases 115.36, 140.11, and Thunderbird 140.11. Connected advisories confirm Firefo...

CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8388 Incorrect boundary conditions in the JavaScript Engine: JIT component

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

SUSE-SU-2026:1829-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues Updated to Firefox Extended Support Release 140.10.1 ESR bsc1263110,MFSA 2026-36: - CVE-2026-7320: Information disclosure due to incorrect boundary conditions in the Audio/Video component. - CVE-2026-7321: Sandbox escape due to incorrect...

[SECURITY] Fedora 42 Update: firefox-150.0.1-1.fc42

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability...

Mozilla Firefox < 150.0.3

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 150.0.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-45 advisory. - Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3...

Fedora 42 : firefox / nss (2026-6acccc3bff)

The remote Fedora 42 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-6acccc3bff advisory. Update NSS to 3.122.2 Update to Firefox 150.0.1 Tenable has extracted the preceding description block directly from the Fedora security advisory. No...

Fedora 44 : firefox / nss (2026-6bdf499f6b)

The remote Fedora 44 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-6bdf499f6b advisory. Update NSS to 3.122.2 Update to Firefox 150.0.1 Tenable has extracted the preceding description block directly from the Fedora security advisory. No...