CVE-2026-74974 | Mozilla Firefox up to 115.38/140.13/153.0/153 ImageLib cross-domain policy

August 18, 2026 Yanac

A vulnerability categorized as problematic has been discovered in Mozilla Firefox up to 115.38/140.13/153.0/153. This affects an unknown function of the component ImageLib. Executing a manipulation can lead to permissive cross-domain policy with untrusted domains.

This vulnerability is registered as CVE-2026-74974. It is possible to launch the attack remotely. No exploit is available.

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