vallumd

vallumd This program allows you to centralize and distribute IP blacklists. If you maintain a server on the Internet, it's very likely you encountered one or more brute force attacks. Not a problem, just install fail2ban. Done. But if you're running multiple servers, each of them running their...

CVE-2026-101003

A flaw was found in Mongoose. A remote attacker can trigger a stack-based buffer overflow by sending specially crafted network messages to the MQTT broker component. This flaw could lead to a Denial of Service DoS condition by crashing the application...

CVE-2026-101003

A weakness has been identified in Cesanta Mongoose up to 7.21. Affected by this vulnerability is the function fn of the file tutorials/mqtt/mqtt-server/main.c of the component MQTT Broker. Executing a manipulation can lead to stack-based buffer overflow. The attack can be launched remotely. The...

EUVD-2026-88089

A weakness has been identified in Cesanta Mongoose up to 7.21. Affected by this vulnerability is the function fn of the file tutorials/mqtt/mqtt-server/main.c of the component MQTT Broker. Executing a manipulation can lead to stack-based buffer overflow. The attack can be launched remotely. The...

CVE-2026-101003

Cesanta Mongoose versions up to 7.21 are vulnerable to a stack-based buffer overflow within the MQTT Broker component. The flaw exists in the fn function located in tutorials/mqtt/mqtt-server/main.c. A remote attacker can trigger this vulnerability through a manipulation, potentially leading to a...

CVE-2026-101003 Cesanta Mongoose MQTT Broker main.c fn stack-based overflow

A weakness has been identified in Cesanta Mongoose up to 7.21. Affected by this vulnerability is the function fn of the file tutorials/mqtt/mqtt-server/main.c of the component MQTT Broker. Executing a manipulation can lead to stack-based buffer overflow. The attack can be launched remotely. The...

LazyMesh

LazyMesh Mesh routing system that supports using an OpenDHT proxy as the backend, so that nodes can communicate directly via the internet. Very early pre alpha, proof of concept, might not actually work, etc. This is meant for both hobby/HAM use cases, and more typical consumer/commercial IoT wor...

the-same-key-opens-every-box-cve-2026-71960-hard-coded-jwt-secret-in-cudy-wr3000-mesh-mqtt

CVE-2026-71960 — Hard-coded JWT Secret in Cudy WR3000 2.0 Mesh MQTT Broker PoC tooling for the Hunt-Benito article "The Same Key Opens Every Box: CVE-2026-71960 — Hard-coded JWT Secret in Cudy's WR3000 Mesh MQTT Broker"...

CVE-2026-2222-MQTT-Broker-CONNECT-Packet-Heap-Overflow

CVE-2026-2222 – MQTT Broker CONNECT Packet Heap Overflow Program Code C + Python root@kitploit: // mqttbrokersim.c - Simulated vulnerable MQTT broker include include include struct mqttconnect char protocolname8; uint8t protocollevel; uint8t flags; uint16t keepalive; // remaining length field...

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-2026-95845

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-2026-85724

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...

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 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...

EUVD-2026-85416

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-2026-95846 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...