Remote Code Execution Vulnerability in vLLM Integration with Mooncake
CVE-2025-32444

9.8CRITICAL

Key Information:

Vendor

Vllm-project

Status
Vllm
Vendor
CVE Published:
30 April 2025

What is CVE-2025-32444?

vLLM, a memory-efficient inference engine for large language models, has a vulnerability linked to its integration with Mooncake. This issue arises from using insecure ZeroMQ sockets that are open to all network interfaces, making it possible for attackers to execute arbitrary code remotely via pickle-based serialization. Only instances utilizing the Mooncake integration are impacted. The vulnerability has been fully addressed in version 0.8.5.

Affected Version(s)

vllm >= 0.6.5, < 0.8.5

References

https://github.com/vllm-project/vllm/security/advisories/...
x_refsource_CONFIRM
https://github.com/vllm-project/vllm/security/advisories/...
x_refsource_MISC
https://github.com/vllm-project/vllm/commit/a5450f11c9584...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

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CVE-2025-32444 : Remote Code Execution Vulnerability in vLLM Integration with Mooncake