CVE-2026-95847 Moquette client IDs can cause cross-session H2 durable-queue corruption

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, H2PersistentQueue derives a session's message-map name as queue plus the client ID and its metadata-map name as queue plus the client ID plus meta. A durable session whose client ID ends in meta can therefore make its message map collid...

CVE-2026-95847 Moquette client IDs can cause cross-session H2 durable-queue corruption

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, H2PersistentQueue derives a session's message-map name as queue plus the client ID and its metadata-map name as queue plus the client ID plus meta. A durable session whose client ID ends in meta can therefore make its message map collid...