CVE-2026-0884 | Mozilla Firefox up to 146 JavaScript Engine use after free

January 13, 2026 Yanac

A vulnerability was found in Mozilla Firefox up to 146. It has been declared as critical. This affects an unknown part of the component JavaScript Engine. The manipulation results in use after free.

This vulnerability is cataloged as CVE-2026-0884. The attack may be launched remotely. There is no exploit available.

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