[ CVE-2026-116172 · Published 25 Oct 2026 ]
Vulnerability in vllm-project vllm
CVSS 7.5
EPSS <1%1 agency advisoryNo fix listed yet
[ Description ]Official description
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.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ Advisories ]Government CERT advisories
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BSI CERT-BundWID-SEC-2026-3828
vllm: Multiple vulnerabilities Translated from German
[ References ]References
- github.com/vllm-project/vllm/security/advisories/GHSA-rwfw-xvg3-3937MitigationVendor Advisory
- www.vulncheck.com/advisories/vllm-0.22.0-before-0.24.0-dos-via-rust-grpc-candidatetoken…Third Party Advisory