CVE-2026-118007 | Mozilla Firefox up to 158 JavaScript use after free

October 27, 2026 Yanac

A vulnerability categorized as critical has been discovered in Mozilla Firefox up to 158. Affected by this vulnerability is an unknown functionality of the component JavaScript. Executing a manipulation can lead to use after free.

This vulnerability is tracked as CVE-2026-118007. The attack can be launched remotely. No exploit exists.

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