GHSA-hjq8-wc3q-9xf3CriticalCVSS 9.8

Privilege escalation in the Messaging System component. This vulnerability affects Firefox < 148,...

Published
February 24, 2026
Last Modified
June 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-2777 →

📋 Description

Privilege escalation in the Messaging System component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, and Firefox ESR < 140.8.

🔗 References (36)