When installing an add-on, Firefox verified the signature before prompting the user; but while the user was confirming the prompt, the underlying add-on file could have been modified and Firefox would not have noticed. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
History

Tue, 15 Apr 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-04-15T20:10:42.269Z

Reserved: 2022-03-03T00:00:00.000Z

Link: CVE-2022-26387

cve-icon Vulnrichment

Updated: 2024-08-03T05:03:32.862Z

cve-icon NVD

Status : Modified

Published: 2022-12-22T20:15:22.340

Modified: 2025-04-15T21:15:46.117

Link: CVE-2022-26387

cve-icon Redhat

Severity : Important

Publid Date: 2022-03-08T00:00:00Z

Links: CVE-2022-26387 - Bugzilla