CVE-2026-70599 | Electron up to 39.8.6/40.8.x/41.1.x/42.0.0-beta.0 Permission Check cross-domain policy

A vulnerability was found in Electron up to 39.8.6/40.8.x/41.1.x/42.0.0-beta.0 and classified as problematic. This affects an unknown part of the component Permission Check. Executing a manipulation can lead to permissive cross-domain policy with untrusted domains.

This vulnerability appears as CVE-2026-70599. The attack may be performed from remote. There is no available exploit.

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