CVE-2026-9540

vllm-project vllm OpenAI-compatible Serving Path denial of service

Description

A vulnerability was identified in vllm-project vllm 0.19.0. This issue affects some unknown processing of the component OpenAI-compatible Serving Path. Such manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The pull request to fix this issue awaits acceptance.

Scores

Faiblesses (CWE)

• CWE-404

Avis

• GHSA-98f3-hwg4-4rf7 — vllm has Improper Resource Shutdown or Release
• PYSEC-2026-3407 — vllm has Improper Resource Shutdown or Release

Références européennes

• ENISA EUVD · EUVD-2026-31810
• GCVE · GCVE-0-2026-9540

Produits affectés

Références

• https://vuldb.com/vuln/365601
• https://vuldb.com/vuln/365601/cti
• https://vuldb.com/submit/814645
• https://github.com/vllm-project/vllm/issues/37343
• https://github.com/vllm-project/vllm/pull/37594
• https://ingero.io/debugging-vllm-latency-minimax-ollama-mcp/
• https://github.com/vllm-project/vllm/

Sources