CVE-2026-117989 | Mozilla Firefox up to 153.5/158 Graphics use after free

October 27, 2026 Yanac

A vulnerability marked as critical has been reported in Mozilla Firefox up to 153.5/158. Affected by this vulnerability is an unknown functionality of the component Graphics. The manipulation leads to use after free.

This vulnerability is documented as CVE-2026-117989. The attack can be initiated remotely. There is not any exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More