NVD HIGH: CVE-2026-116172 — vLLM from 0.22.0 before 0.24.0 contains an improper input validation vulnerabili...

Sunday, October 25, 2026 at 02:16 PM UTC·Source: NIST NVD

Updated: Wednesday, October 28, 2026 at 10:00 PM UTC

Executive Summary

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.

Analysis

Indicators of Compromise (1)

CVE (1)

CVE-2026-116172

NVD MITRE CVE

Source Attribution

Originally published by NIST NVD on Oct 25, 2026. Verified by: NIST.

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