CVE-2025-5266 | Mozilla Firefox up to 138 cross-domain policy

A vulnerability was found in Mozilla Firefox up to 138 and classified as problematic. This issue affects some unknown processing. The manipulation leads to permissive cross-domain policy with untrusted domains.

The identification of this vulnerability is CVE-2025-5266. The attack may be initiated remotely. There is no exploit available.

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