CVE-2026-114055

vLLM from 0.7.3 before 0.31.0 contains an uncontrolled resource consumption vulnerability that allows remote clients to control multimodal processor parameters by supplying per-request mm_processor_kwargs. Attackers can set large image size, patch count, crop count, or frame count values in Isaac, InternVL, H2OVL, and other processors to exhaust memory and terminate the shared server.

Score

CVSS 4.0 8.7 High

Status

Awaiting Analysis - disclosure@vulncheck.com

Published

2026-10-21

Last modified

2026-10-26

Weaknesses

CWE-400

Affected products

• Vllm (Vllm)

References

• https://github.com/vllm-project/vllm/security/advisories/GHSA-gx7p-2j49-hfq4
• https://www.vulncheck.com/advisories/vllm-0.7.3-before-0.31.0-dos-via-unvalidated-mm-processor-kwargs