vulnerability

Debian: CVE-2022-29916: firefox-esr, thunderbird -- security update

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:C/I:N/A:N)
Published
May 6, 2022
Added
May 6, 2022
Modified
Aug 15, 2025

Description

Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

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.