CVE-2026-100814 | Mozilla Firefox up to 153.3/156 JIT out-of-bounds

September 29, 2026 Yanac

A vulnerability identified as critical has been detected in Mozilla Firefox up to 153.3/156. The impacted element is an unknown function of the component JIT. This manipulation causes out-of-bounds read.

This vulnerability is registered as CVE-2026-100814. Remote exploitation of the attack is possible. No exploit is available.

You should upgrade the affected component.VulDB Recent EntriesRead More