{"id":"CVE-2026-100652","revision":"56a2518b083546b4b5ee1ca2c8acfb5b","records":[{"revision":"56a2518b083546b4b5ee1ca2c8acfb5b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-100652","aliases":[],"title":"vLLM 0.22.0 through 0.23.0 Denial of Service via stop_token_ids","description":"vLLM versions 0.22.0 through 0.23.0 fail to validate stop_token_ids against vocabulary bounds in Rust HTTP and gRPC frontends, allowing out-of-vocabulary token IDs to reach MinTokensLogitsProcessor. Attackers can submit requests with min_tokens greater than zero and out-of-vocabulary stop_token_ids to trigger CUDA tensor indexing failures that leave EngineCore in a fatal state requiring service restart.","state":0,"publishedAt":"2026-09-26T13:23:21.865+00:00","modifiedAt":"2026-09-28T16:42:13.668+00:00","affected":[{"ecosystem":"Vendor product","name":"vllm","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"vllm-project\",\n                    \"product\": \"vllm\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:pypi/vllm\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0.22.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"0.24.0\"\n                        },\n                        {\n                            \"version\": \"0.24.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":8.2,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","score":5.9,"severity":"MEDIUM"}],"references":["https://github.com/vllm-project/vllm/security/advisories/GHSA-qff2-492f-9fm4","https://www.vulncheck.com/advisories/vllm-0.22.0-through-0.23.0-denial-of-service-via-stop-token-ids"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-100652","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-100652","identifiers":["CVE-2026-100652"]},"retained":false,"historicalAffected":[]}],"coverage":[]}