CVE-2026-118019 | Mozilla Firefox up to 158 File use after free

October 27, 2026 Yanac

A vulnerability was found in Mozilla Firefox up to 158 and classified as critical. Affected is an unknown function of the component File. Such manipulation leads to use after free.

This vulnerability is uniquely identified as CVE-2026-118019. The attack can be launched remotely. No exploit exists.

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