CVE-2026-74977 | Mozilla Firefox up to 153/153.0 Graphics integer overflow

August 18, 2026 Yanac

A vulnerability identified as critical has been detected in Mozilla Firefox up to 153/153.0. This impacts an unknown function of the component Graphics. The manipulation leads to integer overflow.

This vulnerability is documented as CVE-2026-74977. The attack can be initiated remotely. There is not any exploit available.

You should upgrade the affected component.VulDB Recent EntriesRead More