CVE-2026-30867 | emqx CocoaMQTT up to 2.2.1 Retained Message assertion (GHSA-r3fr-7m74-q7g2 / EUVD-2026-18235)
A vulnerability was found in emqx CocoaMQTT up to 2.2.1. It has been rated as problematic. This affects an unknown function of the component Retained Message Handler. Performing a manipulation results in reachable assertion.
This vulnerability is cataloged as CVE-2026-30867. It is possible to initiate the attack remotely. There is no exploit available.
Upgrading the affected component is advised.