CVE-2026-118020 | Mozilla Firefox up to 158 Layout use after free

October 27, 2026 Yanac

A vulnerability was found in Mozilla Firefox up to 158. It has been rated as critical. This affects an unknown part of the component Layout. The manipulation leads to use after free.

This vulnerability is referenced as CVE-2026-118020. Remote exploitation of the attack is possible. No exploit is available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More