CVE-2026-4686 | Mozilla Firefox up to 148 Canvas2D memory corruption

March 24, 2026 Yanac

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 148. The affected element is an unknown function of the component Canvas2D. Executing a manipulation can lead to memory corruption.

This vulnerability is tracked as CVE-2026-4686. The attack can be launched remotely. No exploit exists.

You should upgrade the affected component.VulDB Recent EntriesRead More