CVE-2026-95847

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...

CVE-2026-95847

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...

EUVD-2026-85417

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...

CVE-2026-95847

Prior to version 0.18.1 , the Moquette Java MQTT broker is vulnerable to a cross-session data collision in the H2PersistentQueue component. The vulnerability arises because the broker derives message-map and metadata-map names using the client ID. A durable session with a client ID ending in _met...

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: Improper Control of Resource Identifiers

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...

PT-2026-97391

Name of the Vulnerable Software and Affected Versions Moquette versions prior to 0.18.1 Description When pattern-based ACL rules are configured, the AuthorizationsCollector.canDoOperation function substitutes client ID and username values directly into rules containing %c or %u and treats the...

PT-2026-97398

Name of the Vulnerable Software and Affected Versions Moquette versions prior to 0.18.1 Description In the H2PersistentQueue component, session message-map names are derived using the prefix queue followed by the client ID, while metadata-map names use queue , the client ID, and the suffix meta. ...