BaselineWatch
Desk

CVE-2026-116181

7.1 high Analyzed

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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 7

  1. Cpes+1 CPE criteria (now 1)NVD modified 2026-10-28 15:39
  2. StatusAwaiting Analysis → AnalyzedNVD modified 2026-10-28 15:39
  3. StatusPublished → Awaiting AnalysisNVD modified 2026-10-26 14:03
  4. StatusReceived → PublishedNVD modified 2026-10-25 13:20
  5. StatusPublished → ReceivedNVD modified 2026-10-25 14:16
  6. CVSS7.1 (v4.0, 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) → 7.1 (v4.0, 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)NVD modified 2026-10-25 14:16
  7. First seenCVSS 7.1 · vllm-projectNVD modified 2026-10-25 13:20

Affected (CPE criteria) 1

  • cpe:2.3:a:vllm:vllm:*:*:*:*:*:*:*:*

References 2