{"id":"CVE-2026-116181","aliases":[],"cve":{"records":[{"id":"CVE-2026-116181","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-25T12:26:13.487Z","published":"2026-10-25T13:20:19.874Z","modified":"2026-10-29T19:58:56.330Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-25T13:20:19.874Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-29T19:58:56.330Z"}],"references":[{"url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-w9r6-29q4-pvpr","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/vllm-0.20.1-before-0.29.0-dos-and-gpu-out-of-bounds-write-via-stop-token-ids","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-129","description":"Improper Validation of Array Index","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:vllm:vllm:*:*:*:*:*:*:*:*","versionStartIncluding":"0.20.1","versionEndExcluding":"0.29.0"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-29T19:58:47.021664Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"vLLM 0.20.1 before 0.29.0 DoS and GPU Out-of-Bounds Write via stop_token_ids","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"vLLM from 0.20.1 before 0.29.0 contains an improper input validation vulnerability that allows remote attackers to crash the engine by supplying out-of-vocabulary stop_token_ids. Attackers can send OpenAI chat, completion, generate, or batch requests with invalid IDs to terminate the engine or write outside the V2 runner's logits buffer.","score":7.1,"severity":"high","published":"2026-10-25T13:20:19.874Z","modified":"2026-10-29T19:58:56.330Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"vllm-project","name":"vllm","platforms":[],"versions":[{"version":"0.20.1","status":"affected","lessThan":"0.29.0","versionType":"semver"},{"version":"0.29.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:pypi/vllm","packageIdentity":{"ecosystem":"PyPI","name":"vllm"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-116181"}],"remediation":[],"references":["https://github.com/vllm-project/vllm/security/advisories/GHSA-w9r6-29q4-pvpr","https://www.vulncheck.com/advisories/vllm-0.20.1-before-0.29.0-dos-and-gpu-out-of-bounds-write-via-stop-token-ids"],"sources":[{"name":"CVE","id":"CVE-2026-116181","modified":"2026-10-29T19:58:56.330Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-116181"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5}],"sourceAffected":[],"observedAt":"2026-10-29T20:45:31.458Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T10:20:31.211Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-30T02:40:35.141Z","attemptedAt":"2026-10-30T02:40:35.141Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-30T02:40:35.526Z","attemptedAt":"2026-10-30T02:40:35.526Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-30T02:40:36.023Z","attemptedAt":"2026-10-30T02:40:36.023Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-30T02:40:35.454Z","attemptedAt":"2026-10-30T02:40:35.454Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-116181","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116181","modified":"2026-10-29T20:17:28.500","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","checkedAt":"2026-10-30T02:40:35.141Z"},{"source":"NVD","id":"CVE-2026-116181","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116181","modified":"2026-10-29T20:17:28.500","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","checkedAt":"2026-10-30T02:40:35.141Z"},{"source":"FIRST EPSS","id":"CVE-2026-116181","url":"https://www.first.org/epss/","probability":0.00374,"percentile":0.31294,"date":"2026-10-29","checkedAt":"2026-10-30T02:40:35.454Z"},{"source":"GitHub Advisory Database","id":"GHSA-f2x4-7hx3-gxfp","url":"https://github.com/advisories/GHSA-f2x4-7hx3-gxfp","modified":"2026-10-25T15:32:31Z","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","checkedAt":"2026-10-30T02:40:35.526Z"},{"source":"ENISA EUVD","id":"EUVD-2026-109442","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-109442","modified":"Oct 29, 2026, 7:58:56 PM","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","checkedAt":"2026-10-30T02:40:36.023Z"}],"aiSummary":{"text":"vLLM versions 0.20.1 before 0.29.0 contain an improper input validation vulnerability, allowing remote attackers to crash the engine or write outside a buffer by supplying invalid stop_token_ids. Attackers can send specific requests with invalid IDs to exploit this weakness. The impact is a potential denial-of-service.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:46:00.132Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-116181"}]}}