{"cve":"CVE-2026-9540","nvd":{"published":"2026-05-26T14:16:45.803","modified":"2026-07-23T11:10:00.120","status":"Deferred","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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","score":5.5},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-404"],"references":["https://github.com/vllm-project/vllm/","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://vuldb.com/submit/814645"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-9540","score":0.00427,"percentile":0.37007,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-98f3-hwg4-4rf7","url":"https://osv.dev/vulnerability/GHSA-98f3-hwg4-4rf7","summary":"vllm has Improper Resource Shutdown or Release ","modified":"2026-07-13T16:43:04.792575152Z","packages":[{"ecosystem":"PyPI","name":"vllm","purl":"pkg:pypi/vllm","ranges":["<=0.19.0"],"fixed":[]}]},{"id":"PYSEC-2026-3407","url":"https://osv.dev/vulnerability/PYSEC-2026-3407","summary":"vllm has Improper Resource Shutdown or Release ","modified":"2026-07-13T16:33:32.377994999Z","packages":[{"ecosystem":"PyPI","name":"vllm","purl":"pkg:pypi/vllm","ranges":["<=0.19.0"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}