CVE-2026-55545 | Yamcs up to 5.12.7/5.13.1 WebSocket Subscription improper authorization

August 28, 2026 Yanac

A vulnerability was found in Yamcs up to 5.12.7/5.13.1 and classified as problematic. This affects an unknown function of the component WebSocket Subscription Handler. Executing a manipulation can lead to improper authorization.

This vulnerability appears as CVE-2026-55545. The attack may be performed from remote. There is no available exploit.

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