vulnerability

MFSA2025-42 Firefox: Security Vulnerabilities fixed in Firefox 139 (CVE-2025-5283)

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
May 27, 2025
Added
Jun 13, 2025
Modified
Aug 11, 2025

Description

Use after free in libvpx in Google Chrome prior to 137.0.7151.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Solution

mozilla-firefox-upgrade-139_0
Title
NEW

Explore Exposure Command

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