Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

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Fixes

Solution

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Workaround

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History

Tue, 13 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Description Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5. Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
References

Tue, 13 Oct 2026 16:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269

Tue, 13 Oct 2026 13:00:00 +0000

Type Values Removed Values Added
Description Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.
Title Privilege escalation in the Application Update component
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-10-13T18:16:45.734Z

Reserved: 2026-10-13T00:29:13.930Z

Link: CVE-2026-109704

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-13T13:17:20.473

Modified: 2026-10-13T19:18:33.577

Link: CVE-2026-109704

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T15:45:17Z

Weaknesses