The vulnerability of the Cookies component in the Firefox web browser and the Thunderbird email client allows a hacker to trigger a service failure.

The vulnerability of the Cookies component in the Firefox web browser and the Thunderbird email client is related to the reliance on cookies without any checks for their authenticity and integrity. Exploiting this vulnerability can allow an attacker to cause service interruptions...

The vulnerability of the WebExtensions component in the Firefox web browser and the Thunderbird email client allows a hacker to compromise data integrity.

The vulnerability of the WebExtensions component in the Firefox web browser and the Thunderbird email client involves bypassing authentication processes through spearfishing. Exploiting this vulnerability allows a malicious actor to compromise data integrity remotely...

MGASA-2026-0326 Updated thunderbird packages fix security vulnerabilities

Updated thunderbird packages fix various security issues. See the links to get complete information of each issue...

Updated thunderbird packages fix security vulnerabilities

Updated thunderbird packages fix various security issues. See the links to get complete information of each issue...

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...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 9. 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...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 8. 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...

RockyLinux 10 : thunderbird (RLSA-2026:49621)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:49621 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

RockyLinux 9 : thunderbird (RLSA-2026:49921)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:49921 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

AlmaLinux 10 : thunderbird (ALSA-2026:49621)

The remote AlmaLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:49621 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

RockyLinux 8 : thunderbird (RLSA-2026:49922)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:49922 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

Astra Linux – Vulnerability in Firefox

Use-after-free in the DOM: Core & HTML components. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

RHSA-2026:49922 Red Hat Security Advisory: thunderbird security update

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RHSA-2026:49921 Red Hat Security Advisory: thunderbird security update

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Oracle Linux 8 : thunderbird (ELSA-2026-49922)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-49922 advisory. 140.13.0-1.0.1 - Fix prefs for new nss Orabug: 37079820 - Add Oracle prefs file 140.13.0 - Add OpenELA debranding 140.13.0-1 - Update to 140.13.0 ESR...

Oracle Linux 9 : thunderbird (ELSA-2026-49921)

The remote Oracle Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2026-49921 advisory. 140.13.0-1.0.1 - Fix prefs for new nss Orabug: 37079813 - Add Oracle prefs 140.13.0 - Add OpenELA debranding 140.13.0-1 - Update to 140.13.0 ESR Tenab...

RHSA-2026:49621 Red Hat Security Advisory: thunderbird security update

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firefox: thunderbird: Sandbox escape due to use-after-free in the Disability Access APIs component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the Disability Access APIs component...

firefox: thunderbird: Mitigation bypass in the PDF Viewer component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the PDF Viewer component...

firefox: thunderbird: Invalid pointer in the DOM: Bindings (WebIDL) component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Invalid pointer in the DOM: Bindings WebIDL component...