Mozilla Thunderbird < 140.10.1

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 140.10.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-39 advisory. - Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This...

Mozilla Thunderbird < 140.10.1

The version of Thunderbird installed on the remote Windows host is prior to 140.10.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-39 advisory. - Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was...

Mozilla Thunderbird < 150.0.1

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 150.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-38 advisory. - Information disclosure due to incorrect boundary conditions in the Audio/Video component. This...

Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3271 (ALAS-2026-3271)

The version of thunderbird installed on the remote host is prior to 140.9.1-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3271 advisory. Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 an...

RHEL 10 : thunderbird (RHSA-2026:11813)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:11813 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: libpng: libpng: Arbitrary code execution due to...

Important: thunderbird

Issue Overview: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run...

Security Vulnerabilities fixed in Thunderbird 140.10.1 — Mozilla

Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. Memory safety bugs present in Thunderbird ESR 140.10.0 and...

ALSA-2026:12285 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS CVE-2026-6772 firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-6754 firefox: thunderbird: Spoofing...

Important: firefox

Issue Overview: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run...

KLA91015 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to obtain sensitive information, execute arbitrary code, cause denial of service. Below is a complete list of vulnerabilities: 1. Information disclosure vulnerability in the Audio/Video...

Amazon Linux 2023 : firefox (ALAS2023-2026-1621)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1621 advisory. Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corrupti...

RHEL 8 : firefox (RHSA-2026:11805)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:11805 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: libpng:...

AlmaLinux 10 : firefox (ALSA-2026:10767)

The remote AlmaLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:10767 advisory. firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS CVE-2026-6772 firefox: thunderbird: Use-after-free in the JavaScri...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

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 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...

firefox: thunderbird: Incorrect boundary conditions, integer overflow in the Graphics: Text component

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

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

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 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and w...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird 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 availabl...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

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 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and w...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.2 Advanced 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 for...

firefox: thunderbird: Incorrect boundary conditions, integer overflow in the Graphics: Text component

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