ROS-20260626-73-0012

The vulnerability of the NSS 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 an attacker operating remotely to gain unauthorized access to protected informatio...

ROS-20260626-73-0011

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to reading data beyond the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

Astra Linux – Vulnerability in Firefox, Thunderbird

Incorrect boundary conditions in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12. CVE-2026-12291: Use-after-free in the...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12. CVE-2026-12291: Use-after-free in the...

firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...

Audio/Video components Firefox ESR Thunderbird DoS

The vulnerability of the Audio/Video components 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...

Layout component Text Fonts Firefox ESR Thunderbird DoS

The vulnerability of the Layout component: Texts and fonts in Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable due to insufficient testing for unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

Widget Component Mozilla Firefox ESR Thunderbird Unauthorized Access

The vulnerability of the Widget component: Mozilla Firefox, Firefox ESR, and the email client Thunderbird have vulnerabilities related to information processing errors. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

ROS-20260622-73-0028

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to reading data beyond the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

ROS-20260622-73-0019

The vulnerability of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to reading data beyond the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

ROS-20260622-73-0014

The vulnerability of the Audio/Video components in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

ROS-20260622-73-0011

The vulnerability in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside of the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

ROS-20260622-73-0015

The vulnerability in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside of the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

Multiple Mozilla Product Permissions Enhancement Vulnerabilities (CNVD-2026-26106)

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 was separated from the Mozilla Application Suite. Several Mozilla products have vulnerabilities related to privilege...

Mozilla Firefox ESR and Mozilla Thunderbird buffer overflow vulnerabilities (CNVD-2026-26109)

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 Application Suite. Both Mozilla Firefox ESR and Mozilla Thunderbird have buffer...

Graphics Component DoS

The vulnerability of the Graphics component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to insufficient testing of unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

Mozilla Firefox Thunderbird Buffer Overflow

The vulnerability in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the execution of operations outside the buffer in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause service interruptions...

DOM Component Spoofing

The vulnerability of the DOM component: The Core and HTML browsers of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable to attacks that involve bypassing authentication procedures through spoofing. Exploiting this vulnerability allows attackers to carry out spoofing...

Mozilla Firefox ESR Privilege Escalation

The vulnerability of the Mozilla Firefox browser debugger, Firefox ESR, and the email client Thunderbird is related to deficiencies in access control. Exploiting this vulnerability can allow a malicious actor to enhance their privileges remotely...