CVE-2026-78949 | Google Chrome up to 151.0.7922.173 CustomTabs cross-domain policy

August 25, 2026 Yanac

A vulnerability marked as problematic has been reported in Google Chrome. This affects an unknown part of the component CustomTabs. This manipulation causes permissive cross-domain policy with untrusted domains.

This vulnerability is tracked as CVE-2026-78949. The attack is possible to be carried out remotely. No exploit exists.

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