CVE-2015-8511: Mozilla Firefox OS

Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Race condition in the lockscreen feature in Mozilla Firefox OS before 2.5 allows physically proximate attackers to bypass an intended passcode requirement via unspecified vectors.

Affected products

• Mozilla Firefox OS: up to and including 2.2

Published 2016-01-09. Last modified 2026-06-17.