Mozilla Thunderbird < 140.12.1

The version of Thunderbird installed on the remote Windows host is prior to 140.12.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-64 advisory. - An attacker who can send HTML chat messages via Matrix or XMPP can inject arbitrary styled content, phishing...

Mozilla Thunderbird < 152.0.1

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 152.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-63 advisory. - An attacker who can send HTML chat messages via Matrix or XMPP can inject arbitrary styled content,...

Fedora 43 : thunderbird (2026-2fb5ca48a2)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-2fb5ca48a2 advisory. Update to latest upstream version ---- Update to latest upstream version. Tenable has extracted the preceding description block directly from the...

OPENSUSE-SU-2026:11164-1 MozillaThunderbird-140.12.1-1.1 on GA media

These are all security issues fixed in the MozillaThunderbird-140.12.1-1.1 package on the GA media of openSUSE Tumbleweed...

PT-2026-54447

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 140.12.1 Thunderbird versions prior to 152.0.1 Description A malicious LDAP server can cause the Thunderbird LDAP client to crash due to memory exhaustion. This occurs when the client is configured to query the...

PT-2026-54448

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 140.12.1 Thunderbird versions prior to 152.0.1 Description An attacker can inject arbitrary styled content, phishing links, and CSS to manipulate the chat UI by sending HTML chat messages via Matrix or XMPP...

Mozilla Thunderbird < 152.0.1

The version of Thunderbird installed on the remote Windows host is prior to 152.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-63 advisory. - An attacker who can send HTML chat messages via Matrix or XMPP can inject arbitrary styled content, phishing...

Oracle Linux 8 : thunderbird (ELSA-2026-33445)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-33445 advisory. 140.12.0-1.0.1 - Fix prefs for new nss Orabug: 37079820 - Add Oracle prefs file 140.12.0 - Add OpenELA debranding 140.12.0-1 - Update to 140.12.0 ESR...

openSUSE 16: MozillaThunderbird / MozillaThunderbird-openpgp-librnp / etc (openSUSE-SU-2026:21168-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21168-1 advisory. Changes in MozillaThunderbird: - Mozilla Thunderbird 140.12.0 ESR MFSA 2026-61 bsc1268071 CVE-2026-12289 bmo2023443 Privilege escalation in the...

RHSA-2026:30846 Red Hat Security Advisory: thunderbird security update

Bulletin has no description...

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: 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: Privilege escalation in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Graphics: WebRender 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: 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: 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: Sandbox escape in the Security: Process Sandboxing 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 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: Incorrect boundary conditions in the Internationalization component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Internationalization component...