CVE-2026-92033: Mozilla Firefox Mobile

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Privilege escalation in Firefox for Android. This vulnerability was fixed in Firefox 156.

Affected products

• Mozilla Firefox Mobile: before 156.0 (fixed in 156.0)

Published 2026-09-15. Last modified 2026-10-05.