{"data":{"id":"d84d6168-d9c0-4199-a93e-8afad9ddd2b8","title":"CVE-2026-114051: vLLM before 0.31.0 skips the min_tokens <= max_tokens check for /inference/v1/generate requests with a null max_tokens…","summary":"vLLM before 0.31.0 skips the min_tokens <= max_tokens check for /inference/v1/generate requests when max_tokens is null. The EngineCore input thread then dies on an uncaught VLLMValidationError, while /health still returns 200. An unauthenticated remote attacker can send one request with an oversized min_tokens to hang all later generation requests until a manual restart.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-114051","publishedAt":"2026-10-21T01:17:27.803Z","cveId":"CVE-2026-114051","cweIds":["CWE-248"],"cvssScore":"7.5","cvssSeverity":"high","severity":"high","attackType":["denial_of_service"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":[],"affectedVendorsRaw":["vLLM"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"vLLM validation bypass in /inference/v1/generate requests with null max_tokens","headlinePromptVersion":"h1","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"network","attackComplexity":"low","privilegesRequired":"none","userInteraction":"none","exploitMaturity":"unknown","epssScore":0,"epssCheckedAt":"2026-10-21T06:10:51.453Z","kevDateAdded":null,"advisoryAliases":["GHSA-qwv5-gq8g-3jwj"],"affectedPackagesSource":null,"affectedPackagesCheckedAt":"2026-10-21T06:10:56.496Z","patchAvailable":null,"disclosureDate":"2026-10-21T01:17:27.803Z","capecIds":null,"crossRefCount":0,"attackSophistication":"trivial","impactType":["availability"],"aiComponentTargeted":"inference","llmSpecific":true,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null}}