CVE-2026-2766 Use-after-free in the JavaScript Engine: JIT component

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2765

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2764

CVE-2026-2764: JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. Affected products include Firefox/Firefox ESR (pre-148 and ESR

CVE-2026-2765

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2763

CVE-2026-2763 is a use-after-free in the JavaScript Engine component of Mozilla Firefox. The vulnerability affects Firefox and related ESR branches, and has been fixed in Firefox 148 and ESR versions 115.33, 140.8; Thunderbird 148/140.8 are also listed in fixed advisories. Connected sources corro...

EUVD-2026-8484

Integer overflow in the JavaScript: Standard Library component. This vulnerability affects Firefox 148 and Firefox ESR 140.8...

CVE-2026-2761 Sandbox escape in the Graphics: WebRender component

Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2759

Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability affects Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-2758

CVE-2026-2758 is a memory-safety use-after-free in the Mozilla Firefox JavaScript GC component. Public details show it affects Firefox and Thunderbird families and was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8. Multiple connected advisorie...

CVE-2026-2757

CVE-2026-2757 (FF/Thunderbird) is confirmed with root cause: incorrect boundary conditions in the WebRTC: Audio/Video component, fixed in Firefox 148, Firefox ESR 115.33/140.8 ESR, Thunderbird 148/140.8. Affected products explicitly include Firefox and Thunderbird lines in multiple advisories (AL...

EUVD-2026-8478

Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8...

SUSE-SU-2026:0602-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Update to Firefox 140.7.1 ESR - CVE-2026-2447: Fixed a heap buffer overflow in libvpx. bsc1258231...

Mozilla多款产品 输入验证错误漏洞

Mozilla Firefox, among others, 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. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

Mozilla多款产品 安全漏洞

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An elevation of privilege vulnerability exists in several Mozilla produc...

Mozilla Firefox ESR < 115.33

The version of Firefox ESR installed on the remote Windows host is prior to 115.33. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-14 advisory. - Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and...

Mozilla多款产品 安全漏洞

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An information disclosure vulnerability exists in several Mozilla produc...

OPENSUSE-SU-2026:10242-1 firefox-esr-140.8.0-1.1 on GA media

These are all security issues fixed in the firefox-esr-140.8.0-1.1 package on the GA media of openSUSE Tumbleweed...

Mozilla Firefox ESR < 140.8

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.8. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-15 advisory. - Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147...

Mozilla多款产品 安全漏洞

Mozilla Firefox, among others, 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. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

Mozilla多款产品 安全漏洞

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An elevation of privilege vulnerability exists in several Mozilla...