{"schema":"threatline.record/2","record":{"id":"CVE-2026-116172","aliases":["GHSA-rwfw-xvg3-3937"],"summary":"vLLM 0.22.0 before 0.24.0 DoS via Rust gRPC CandidateTokens.top_n","details":"vLLM from 0.22.0 before 0.24.0 contains an improper input validation vulnerability in the Rust gRPC converter that allows remote attackers to bypass max_logprobs limits via CandidateTokens.top_n. Attackers can send Generate or GenerateStream requests with oversized or integer-wrapping top_n values to trigger torch.topk failures that terminate EngineCore.","categories":["Unclassified"],"product":"vllm","vendor":"vllm-project","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116172","source_modified_at":"2026-10-25T13:20:13.759Z","fetched_at":"2026-10-25T16:01:37.004770Z","product":"vllm","vendor":"vllm-project","versions":[{"version":"0.22.0","status":"affected","versionType":"semver","lessThan":"0.24.0"},{"version":"0.24.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116172","source_modified_at":"2026-10-25T13:20:13.759Z","fetched_at":"2026-10-25T16:01:37.004770Z","package":{"name":"vllm","ecosystem":null},"version":"0.24.0","basis":"first unaffected version stated in the CVE record"}],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-25T13:20:13.759Z","modified_at":"2026-10-25T13:20:13.759Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116172","fetched_at":"2026-10-25T16:01:37.004770Z","source_modified_at":"2026-10-25T13:20:13.759Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-rwfw-xvg3-3937","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/vllm-0.22.0-before-0.24.0-dos-via-rust-grpc-candidatetokens-top-n","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-25T13:20:13.759Z","content_hash":"d0507fe3ad789e5f817dabf681dcf0eef98bfac9691445d35952639dbb5f3394"}}