Deserialization in Vllm-project Vllm
CVE-2025-32444
vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. Versions starting from 0.6.5 and prior to 0.8.5, having vLLM integration with mooncake, are vulnerable to remote code execution due to using pickle based…
Vulnerability class: Insecure Deserialization
EPSS: 0.025 (85.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Vllm-project Vllm — versions >= 0.6.5, < 0.8.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/vllm-project/vllm/security/advisories/GHSA-hj4w-hm2g-p6w5 (x_refsource_CONFIRM)
- https://github.com/vllm-project/vllm/security/advisories/GHSA-x3m8-f7g5-qhm7 (x_refsource_MISC)
- https://github.com/vllm-project/vllm/commit/a5450f11c95847cf51a17207af9a3ca5ab569b2c (x_refsource_MISC)
- https://github.com/vllm-project/vllm/blob/32b14baf8a1f7195ca09484de3008063569b43c5/vllm/distributed/kv_transfer/kv_pipe/mooncake_pipe.py#L179 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-32444?
- CVE-2025-32444 is a critical-severity vulnerability in Vllm-project Vllm, classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2025-04-30.
- How severe is CVE-2025-32444?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2025-32444 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.