firefox: thunderbird: Use-after-free in the DOM: Networking component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Networking component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

Amazon Linux 2023 : firefox (ALAS2023-2026-1793)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1793 advisory. Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored...

Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-061 (ALASFIREFOX-2026-061)

The version of firefox installed on the remote host is prior to 140.11.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-061 advisory. Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming...

The vulnerability of the DOM component in the Firefox web browser, the Firefox ESR web browser, and the Thunderbird email client allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the DOM component in Firefox web browsers, Firefox ESR, and the Thunderbird email client is related to the use of memory after it is released. Exploiting this vulnerability can allow a malicious actor to compromise the confidentiality, integrity, and accessibility of protecte...

RHEL 10 : firefox (RHSA-2026:24511)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:24511 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:24516)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:24516 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Important: firefox

Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...

Important: firefox

Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...

RHEL 9 : firefox (RHSA-2026:24508)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:24508 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

SUSE CVE-2026-11036

Inappropriate implementation in DOM in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

SUSE CVE-2026-11274

Inappropriate implementation in DOM Distiller in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Low...

CVE-2026-11274

An inappropriate implementation flaw was found in the DOM Distiller component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=501760514...

EulerOS Virtualization 2.13.1 : python3 (EulerOS-SA-2026-2149)

According to the versions of the python3 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : If the value passed to os.path.expandvars is user-controlled a performance degradation is possible when expanding environment...

RockyLinux 8 : thunderbird (RLSA-2026:22643)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:22643 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

EulerOS Virtualization 2.13.0 : python3 (EulerOS-SA-2026-2188)

According to the versions of the python3 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : If the value passed to os.path.expandvars is user-controlled a performance degradation is possible when expanding environment...

CVE-2026-27136

A flaw was found in golang.org/x/net/html. When arbitrary HTML is parsed and then rendered, it can result in an unexpected HTML tree. This allows an attacker to bypass HTML sanitization mechanisms, leading to Cross-Site Scripting XSS attacks in applications. Such attacks can result in information...

CVE-2026-8969

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

CVE-2026-41318

AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting. Prior to version 1.12.1, AnythingLLM's in-chat markdown renderer has an unsafe custom rule for images that interpolates the markdown image's alt text into an HTML alt="..."...

CVE-2026-1493

LEX Baza Dokumentów is vulnerable to DOM-based XSS in "em" cookie parameter. The application unsafely processes the parameter on the client side, allowing an attacker to execute arbitrary JavaScript in the context of the victim's browser. An attacker with ability to set a cookie can perform a mor...