CVE-2026-116181
Medium · 6.5CVSS
6.5
EPSS
0.4%
Published
Oct 25, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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