[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-140.14.0esr-i686-1slack15.0.txz: Upgraded. This release contains security fixes and improvements. For...

Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-231-02)

The version of mozilla-thunderbird installed on the remote host is prior to 140.14.0esr. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-231-02 advisory. New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix security issues...

CVE-2026-74985

creationtimestamp| type| source ---|---|--- 2026-08-19 04:47:05+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819 2026-08-20 18:00:06+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mtjt753idf25...

CVE-2026-74982

creationtimestamp| type| source ---|---|--- 2026-08-19 04:46:58+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74981

creationtimestamp| type| source ---|---|--- 2026-08-19 04:46:56+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74975

creationtimestamp| type| source ---|---|--- 2026-08-19 04:46:42+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74960

creationtimestamp| type| source ---|---|--- 2026-08-19 04:46:07+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74957

creationtimestamp| type| source ---|---|--- 2026-08-19 04:46:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74955

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:56+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819 2026-08-20 08:07:06+00:00| seen| https://bsky.app/profile/cyberhub.blog/post/3mtis2r2llg24...

CVE-2026-74951

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:46+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74948

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:40+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

CVE-2026-74947

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:37+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819 2026-08-20 09:07:07+00:00| seen| https://bsky.app/profile/cyberhub.blog/post/3mtivg2qb6b23...

CVE-2026-74936

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:12+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819 2026-08-20 21:10:04+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mtk5sspqbr25...

Mozilla Thunderbird < 154.0

The version of Thunderbird installed on the remote Windows host is prior to 154.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-78 advisory. - Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154 and Thunderbir...

Linux Distros Unpatched Vulnerability : CVE-2026-74982

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Denial-of-service in the Widget component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. CVE-2026-7498...

Linux Distros Unpatched Vulnerability : CVE-2026-74967

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbir...

CVE-2026-74983

Mitigation bypass in the Data Loss Prevention component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

KLA91229 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability in t...

KLA91231 Multiple vulnerabilities in Mozilla Thunderbird ESR

Multiple vulnerabilities were found in Mozilla Thunderbird ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability...

firefox: thunderbird: Privilege escalation in WebExtensions

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in WebExtensions...