CVE-2025-5263 | Mozilla Firefox up to 138.0.4 cross-domain policy

A vulnerability, which was classified as critical, was found in Mozilla Firefox. Affected is an unknown function. The manipulation leads to permissive cross-domain policy with untrusted domains.

This vulnerability is traded as CVE-2025-5263. It is possible to launch the attack remotely. There is no exploit available.

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