Improper input validation in Vllm-project Vllm
CVE-2026-54234
vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. Prior to 0.24.0, a frontend-legal multi-request speculative decoding workload can cause the rejection sampler to produce a recovered token equal to the m…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Vllm-project Vllm — versions < 0.24.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-54234?
- CVE-2026-54234 is a high-severity vulnerability in Vllm-project Vllm, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-07-06.
- How severe is CVE-2026-54234?
- High severity. CVSS v3 base score is 7.5 out of 10.