CVE-2026-12309 | Mozilla Firefox up to 151 memory corruption

June 16, 2026 Yanac

A vulnerability classified as critical has been found in Mozilla Firefox up to 151. Impacted is an unknown function. The manipulation leads to memory corruption.

This vulnerability is documented as CVE-2026-12309. The attack can be initiated remotely. There is not any exploit available.

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