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CVE-2026-54233

6.5 medium SSVC exploitation: none Analyzed
NVD · CVE.org

vLLM is an inference and serving engine for large language models (LLMs). Prior to 0.23.1rc0, vLLM's /v1/audio/transcriptions endpoint limits compressed upload size but not decoded PCM output. A 25MB OPUS file expands to ~14.9GB of float32 PCM at decode time. This vulnerability is fixed in 0.23.1rc0.

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 1

  1. First seenCVSS 6.5 · vllmNVD modified 2026-10-25 23:10

Affected (CPE criteria) 1

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

References 2