vulnerability

Debian: CVE-2023-25739: firefox-esr, thunderbird -- security update

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Feb 17, 2023
Added
Feb 17, 2023
Modified
Aug 15, 2025

Description

Module load requests that failed were not being checked as to whether or not they were cancelled causing a use-after-free in <code>ScriptLoadContext</code>. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

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.