Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird 153.4 MFSA 2026-96, MFSA 2026-103, bsc1280371, bsc1282929: CVE-2026-92005: Use-after-free in the Audio/Video: Web Codecs component. CVE-2026-92006: Privilege escalation due to incorrect boundary condition...

RHEL 9 : thunderbird (RHSA-2026:77627)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:77627 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Privilege escalation in the DOM: Worke...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143, and Thunderbird 143. 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...

Astra Linux – Vulnerability in Firefox

A memory safety bug has been fixed in Firefox 152. This vulnerability was addressed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-100817

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100763

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100793

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100795

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100799

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-103500

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100796

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100768

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002 2026-10-07 07:37:07+00:00| seen| https://bsky.app/profile/cyberhub.blog/post/3mxbgrdqct62h...

CVE-2026-100761

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100810

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

CVE-2026-100805

creationtimestamp| type| source ---|---|--- 2026-10-01 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-thunderbird-multiple-vulnerabilities20261002...

RLSA-2026:73971 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Privilege escalation in the DOM: Workers component CVE-2026-16365 firefox: thunderbird: Sandbox escape in the Remote Settings Client component CVE-2026-75874 firefox: Sandbox escape due to...

[slackware-security] mozilla-thunderbird

New mozilla-thunderbird 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-thunderbird-140.17.0esr-i686-1slack15.0.txz: Upgraded. This release contains security fixes and improvements. For...

Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-273-02)

The version of mozilla-thunderbird installed on the remote host is prior to 140.17.0esr / 153.4.0esr. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-273-02 advisory. New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix securit...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8. 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 each vulnerability fr...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...