Deserialization in Vllm
CVE-2025-30165
vLLM is an inference and serving engine for large language models. In a multi-node vLLM deployment using the V0 engine, vLLM uses ZeroMQ for some multi-node communication purposes. The secondary vLLM hosts open a `SUB` ZeroMQ socket and co…
Vulnerability class: Insecure Deserialization
EPSS: 0.005 (39.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Vllm
- Vllm-project Vllm — versions >= 0.5.2, <= 0.8.5.post1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Product, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-30165?
- CVE-2025-30165 is a high-severity vulnerability in Vllm, classified under Deserialization of Untrusted Data. CVSS score: 8.0/10. Published 2025-05-06.
- How severe is CVE-2025-30165?
- High severity. CVSS v3 base score is 8.0 out of 10.