CVE-2026-61550: Missing Authorization

Icinga 2 is an open source monitoring system. From 2.8 until 2.14.9, 2.15.4, and 2.16.2, certificate update JSON-RPC message handling does not validate that the sender is a trusted endpoint. An unauthenticated network attacker able to connect to TCP port 5665 can replace the node certificate and...

PT-2026-80169

Name of the Vulnerable Software and Affected Versions Icinga 2 versions 2.8 through 2.14.8 Icinga 2 versions 2.15.0 through 2.15.3 Icinga 2 versions 2.16.0 through 2.16.1 Description Certificate update JSON-RPC message handling fails to validate whether the sender is a trusted endpoint. An...