CRITICAL 9.8
PYSEC-2026-566
vLLM Deserialization of Untrusted Data vulnerability
Details
vllm-project vllm version v0.6.2 contains a vulnerability in the MessageQueue.dequeue() API function. The function uses pickle.loads to parse received sockets directly, leading to a remote code execution vulnerability. An attacker can exploit this by sending a malicious payload to the MessageQueue, causing the victim's machine to execute arbitrary code.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI / vllm
Introduced in:
0 No fixed version published yet for vllm (pip). Pin to a known-safe version or switch to an alternative.
References
- https://nvd.nist.gov/vuln/detail/CVE-2024-11041 [ADVISORY]
- https://github.com/vllm-project/vllm [PACKAGE]
- https://github.com/vllm-project/vllm/blob/7193774b1ff8603ad5bf4598e5efba0d9a39b436/vllm/distributed/device_communicators/shm_broadcast.py#L441-L443 [WEB]
- https://huntr.com/bounties/00136195-11e0-4ad0-98d5-72db066e867f [WEB]
- https://pypi.org/project/vllm [PACKAGE]
- https://github.com/advisories/GHSA-5vqr-wprc-cpp7 [ADVISORY]