ROS-20260626-73-0010

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-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...

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...

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-20260622-73-0014

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-20260622-73-0028

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-20260622-73-0015

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...

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...

Astra Linux – Vulnerability in Firefox, Thunderbird

Due to a layout change, the contents of iframes might be rendered outside of their borders. This could lead to user confusion or spoofing attacks. This vulnerability affects Thunderbird 91.8, Firefox 99, and Firefox ESR 91.8...

Astra Linux – Vulnerability in Firefox and Thunderbird

When a ServiceWorker intercepted a request using FetchEvent, the origin of the request was lost after the ServiceWorker took control of it. This caused the SameSite cookie protections to be negated. This issue was addressed in the specifications, and later in browsers. This vulnerability affects...

Astra Linux – Vulnerability in Firefox, Thunderbird

After requesting multiple permissions and closing the first permission panel, subsequent permission panels will be displayed in a different position, but still record a click at the default location. This allows users to be tricked into accepting permissions they do not want to grant. This bug on...

Astra Linux – Vulnerability in Firefox

When downloading an HTML file, if the title of the page is formatted as a filename with a malicious extension, Firefox may save the file with that extension. This could lead to potential system compromise if the downloaded file is later executed. This vulnerability affects Firefox versions earlie...

Astra Linux – Vulnerability in Firefox and Thunderbird

Poor management of ownership led to a “use-after-free” vulnerability in ReadableByteStreams. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

Astra Linux – Vulnerability in Firefox

A compromised web child process could disable web security opening restrictions, resulting in a new child process being spawned within the file:// context. With a reliable exploit primitive, this new process could be exploited again, leading to arbitrary file reading. This vulnerability affects...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability affects Firefox version...

OPENSUSE-SU-2026:11052-1 MozillaFirefox-152.0-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-152.0-1.1 package on the GA media of openSUSE Tumbleweed...

[slackware-security] mozilla-firefox

New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-firefox-140.12.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more...

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...

RHEL 9 : thunderbird (RHSA-2026:26174)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:26174 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript...

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...