vulnerability

Debian: CVE-2022-31742: firefox-esr, thunderbird -- security update

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:C/I:N/A:N)
Published
Jun 3, 2022
Added
Jun 3, 2022
Modified
Aug 15, 2025

Description

An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles. This could have led to cross-origin account linking in violation of WebAuthn goals. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

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.