CVE-2026-85724

creationtimestamp| type| source ---|---|--- 2026-09-23 17:31:57+00:00| seen| https://gist.github.com/alon710/08e10cd96ef3773d0fb4e2857a496796 2026-09-23 18:08:17+00:00| seen| https://bsky.app/profile/stemshop.bsky.social/post/3mw7dj2q3mf2f 2026-09-23 18:35:02+00:00| published-proof-of-concept|...

CVE-2026-95845

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, the broker does not enforce a maximum length for pending per-session message queues. When a fast publisher sends messages to a slow subscriber whose in-flight window is full, queued messages can accumulate without bound in memory or...

CVE-2026-95846

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, PostOffice.publishWill publishes a client's Last-Will message without applying the canWrite authorization and reserved-topic checks used for a normal PUBLISH. A client can configure a Will for a topic that the client is not permitted to...

CVE-2026-95843

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, PostOffice.subscribe parses a shared-subscription filter through SharedSubscriptionUtils.extractShareName before validating the complete $share/shareName/topicFilter structure. A remote client can send a filter such as $share/grp withou...

CVE-2026-95844

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, Moquette does not limit the depth of topic names and topic filters before processing them through recursive CTrie insertion and matching operations. A remote client can publish or subscribe with a deeply nested topic, causing a...

CVE-2026-95848

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when a configured authenticator or authorizator class cannot be loaded, Server.initializeAuthenticator and Server.initializeAuthorizatorPolicy treat the failure as though no custom class was configured and fall back to...

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-2026-95842

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, SessionEventLoop.run catches only InterruptedException, and SessionEventLoopGroup does not restart a terminated loop. An MQTT command that raises an uncaught exception can terminate an event loop shared by multiple client sessions,...

CVE-2026-85724

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when pattern-based ACL rules are configured, AuthorizationsCollector.canDoOperation substitutes client ID and username values directly into rules containing %c or %u and then treats the result as an MQTT topic filter. A client that uses...

CVE-2026-95848 Moquette fails open when configured authentication or authorization classes cannot load

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when a configured authenticator or authorizator class cannot be loaded, Server.initializeAuthenticator and Server.initializeAuthorizatorPolicy treat the failure as though no custom class was configured and fall back to...

CVE-2026-95848 Moquette fails open when configured authentication or authorization classes cannot load

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when a configured authenticator or authorizator class cannot be loaded, Server.initializeAuthenticator and Server.initializeAuthorizatorPolicy treat the failure as though no custom class was configured and fall back to...

CVE-2026-95848

The Moquette lightweight Java MQTT broker is vulnerable to a fail-open condition in versions prior to 0.18.1 . When a configured authenticator or authorizator class fails to load due to issues such as misspelled class names , missing dependencies , constructor failures , or classpath problems , t...

EUVD-2026-85418

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when a configured authenticator or authorizator class cannot be loaded, Server.initializeAuthenticator and Server.initializeAuthorizatorPolicy treat the failure as though no custom class was configured and fall back to...

CVE-2026-95848 Moquette fails open when configured authentication or authorization classes cannot load

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, when a configured authenticator or authorizator class cannot be loaded, Server.initializeAuthenticator and Server.initializeAuthorizatorPolicy treat the failure as though no custom class was configured and fall back to...

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...

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...

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-2026-95846 Moquette publishes Last-Will messages without enforcing write authorization

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, PostOffice.publishWill publishes a client's Last-Will message without applying the canWrite authorization and reserved-topic checks used for a normal PUBLISH. A client can configure a Will for a topic that the client is not permitted to...