firefox: thunderbird: Other issue in the JavaScript Engine component

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

firefox: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: Privilege escalation in the Enterprise Policies component

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

EUVD-2026-37097

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

Security Vulnerabilities fixed in Firefox 152 — Mozilla

Memory safety bugs present in Firefox 151 and Thunderbird 151. 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. Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11,...

CVE-2026-12068

Information disclosure vulnerability in Avira Password Manager when used with Mozilla Firefox may allow a remote attacker operating a cross-origin iframe to obtain credentials autofilled for the parent web page via incorrect autofill field selection. This issue affects Avira Password Manager when...

PT-2026-49049

Name of the Vulnerable Software and Affected Versions Avira Password Manager affected versions not specified Description An information disclosure issue exists in Avira Password Manager when used with Mozilla Firefox on Windows, macOS, and Linux. A remote attacker operating a cross-origin iframe...

PT-2026-48663

Recently received CVE-2026-11892 for a vulnerability which led to the complete compromise of Mozilla's CI pipeline which could have allowed me to compromise Firefox builds. GHSA situated here - https://t.co/oVBm0DaCVk...

firefox: thunderbird: Other issue in the WebRTC component

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

firefox: thunderbird: Other issue in the WebRTC component

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

[SECURITY] Fedora 43 Update: firefox-151.0.3-1.fc43

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

ROS-20260610-73-0016

The vulnerability of the Access API components of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected...

ROS-20260610-73-0019

The vulnerabilities of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are related to insufficient validation of input data. Exploiting these vulnerabilities can allow an attacker to compromise the confidentiality, integrity, and accessibility of protected information...

ROS-20260610-73-0021

The vulnerability of the JavaScript Engine component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to access to resources through incompatible types. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility ...

ROS-20260610-73-0017

The vulnerability of the XPCOM component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to a numerical overflow vulnerability. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected informatio...

ROS-20260610-73-0007

The vulnerability in Thunderbird is related to the insecure management of privileges. Exploiting this vulnerability can allow an attacker to enhance their privileges...

firefox: thunderbird: Other issue in the WebRTC component

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

ROS-20260609-73-0023

The vulnerability of the XPCOM component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to a numerical overflow vulnerability. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected informatio...

ROS-20260609-73-0022

The vulnerability of the Telemetry component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a malicious actor to cause service failures...

OPENSUSE-SU-2026:10977-1 MozillaFirefox-151.0.3-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-151.0.3-1.1 package on the GA media of openSUSE Tumbleweed...