{"id":"CVE-2026-116173","aliases":["GHSA-6pgw-f3pv-4h8q"],"url":"https://o3.security/vulnerability/CVE-2026-116173","summary":"vLLM 0.22.0 before 0.24.0 Denial of Service via gRPC output_candidates.token_ids","details":"vLLM from 0.22.0 before 0.24.0 contains a denial of service vulnerability that allows remote attackers to terminate EngineCore by bypassing logprob_token_ids limits in the Rust gRPC frontend. Attackers can send Generate or GenerateStream requests with output_logprobs enabled and more than 128 output_candidates.token_ids, triggering a fatal sampler exception that crashes the engine.","published":"2026-10-25T13:20:14.431Z","modified":"2026-10-28T02:30:51.748066908Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116173.json"},{"type":"ADVISORY","url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-6pgw-f3pv-4h8q"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116173"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/vllm-0.22.0-before-0.24.0-denial-of-service-via-grpc-output-candidates-token-ids"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:51.748066908Z"}}