vulnerability

Debian: CVE-2022-26387: firefox-esr, thunderbird -- security update

Severity
8
CVSS
(AV:N/AC:H/Au:N/C:C/I:C/A:C)
Published
Mar 11, 2022
Added
Mar 11, 2022
Modified
Aug 15, 2025

Description

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.

Solutions

debian-upgrade-firefox-esrdebian-upgrade-thunderbird
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.