[SECURITY] Fedora 43 Update: firefox-152.0.4-1.fc43

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

Important: firefox

Issue Overview: Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. CVE-2026-12289 Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firef...

Fedora 43 : firefox (2026-410580270b)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-410580270b advisory. - Updated to latest upstream 152.0.4 ---- Update to latest upstream version Tenable has extracted the preceding description block directly from the Fedora...

Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-062 (ALASFIREFOX-2026-062)

The version of firefox installed on the remote host is prior to 140.12.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-062 advisory. Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox E...

Important: thunderbird

Issue Overview: Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. CVE-2026-12289 Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firef...

PYSEC-2026-2068 Improper line feed handling in zenml

A denial of service DoS vulnerability exists in zenml-io/zenml version 0.56.3 due to improper handling of line feed \n characters in component names. When a low-privileged user adds a component through the API endpoint api/v1/workspaces/default/components with a name containing a \n character, it...

Kiwi TCMS's misconfigured HTTP headers allow stored XSS execution with Firefox

ImpactKiwi TCMS allows users to upload attachments to test plans, test cases, etc. Earlier versions of Kiwi TCMS had introducedchanges which were meant to serve all uploaded files as plain text in order to prevent browsers from executing potentially dangerous files when such files are accessed...

RHSA-2026:36101 Red Hat Security Advisory: firefox security update

Bulletin has no description...

RHSA-2026:36100 Red Hat Security Advisory: firefox security update

Bulletin has no description...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

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...

firefox: thunderbird: Sandbox escape in the DOM: Workers component

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

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...

firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Networking component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to incorrect boundary conditions in the Networking component...

firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: Cookies component...

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...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume...

firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

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

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

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...