CVE-2026-12304 | Mozilla Firefox up to 151 Cookies cross-domain policy

June 16, 2026 Yanac

A vulnerability labeled as problematic has been found in Mozilla Firefox up to 151. Affected is an unknown function of the component Cookies. The manipulation results in permissive cross-domain policy with untrusted domains.

This vulnerability is cataloged as CVE-2026-12304. The attack may be launched remotely. There is no exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More