LMCache: Remote code execution via unsafe deserialization in multiprocess mode transport

Summary LMCache is vulnerable to Unauthenticated Remote Code Execution via Pickle Deserialization on the Multiprocess ZMQ Transport Details LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. T...

GHSA-W5F2-9Q9C-FF4H LMCache: Remote code execution via unsafe deserialization in multiprocess mode transport

Summary LMCache is vulnerable to Unauthenticated Remote Code Execution via Pickle Deserialization on the Multiprocess ZMQ Transport Details LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. T...

Exploit for CVE-2026-105192

CVE-2026-105192 LMCache Unauthenticated RCE via Pickle Dese...

CVE-2026-107206

LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration...

Critical LMCache Flaw Lets Unauthenticated Attackers Run Code Remotely

A critical vulnerability in LMCache , open-source software that speeds up large language model LLM servers such as vLLM, lets an attacker run code on the cache server without logging in. The project fixed the flaw in version 0.5.6, released on October 15. The flaw is in LMCache's multiprocess mod...

CVE-2026-107206

LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration...

EUVD-2026-94385

LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration...

Duplicate Advisory: Remote code execution via unsafe deserialization in multiprocess mode transport

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w5f2-9q9c-ff4h. This link is maintained to preserve external references. Original Description LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes c...

GHSA-VV44-HJM2-QW2F Duplicate Advisory: Remote code execution via unsafe deserialization in multiprocess mode transport

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w5f2-9q9c-ff4h. This link is maintained to preserve external references. Original Description LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes c...

CVE-2026-105192

LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. Messages on that socket are msgpack. Extension code 1 is passed to DeviceIPCWrapper.Deserialize, which calls pickle.loads, while the server i...

CVE-2026-105192 LMCache Unauthenticated RCE in multiprocess mode via pickle deserialization

LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. Messages on that socket are msgpack. Extension code 1 is passed to DeviceIPCWrapper.Deserialize, which calls pickle.loads, while the server i...

CVE-2026-105192 LMCache Unauthenticated RCE in multiprocess mode via pickle deserialization

LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. Messages on that socket are msgpack. Extension code 1 is passed to DeviceIPCWrapper.Deserialize, which calls pickle.loads, while the server i...

CVE-2026-105192

The LMCache multiprocess (distributed) mode is vulnerable to unauthenticated Remote Code Execution (RCE) due to insecure pickle deserialization . The application opens an unauthenticated ZeroMQ ROUTER socket (defaulting to port 5555 ) to allow worker processes to share KV cache blocks. When a ZMQ...

CVE-2026-107206: Missing Authentication for Critical Function

LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration...

CVE-2026-105192: Deserialization of Untrusted Data

LMCache multiprocess mode, also called distributed mode, opens an unauthenticated ZeroMQ ROUTER so worker processes can register and share KV cache blocks. Messages on that socket are msgpack. Extension code 1 is passed to DeviceIPCWrapper.Deserialize, which calls pickle.loads, while the server i...

PT-2026-107564

LMCache through 0.5.5 contains a missing authentication vulnerability in the multiprocess mode HTTP server that allows remote unauthenticated attackers to access management endpoints listening on all interfaces by default. Attackers can read environment credentials via GET /env and configuration...