0.0
NA
CVE-2026-54233
vLLM: OOM Denial of Service via Audio Decompression Bomb
Description

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.

INFO

Published Date :

June 22, 2026, 10:10 p.m.

Last Modified :

June 22, 2026, 10:10 p.m.

Remotely Exploit :

No

Source :

GitHub_M
Affected Products

The following products are affected by CVE-2026-54233 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Vllm-project vllm
Solution
Update vLLM to version 0.23.1rc0 or later to fix excessive resource consumption.
  • Update vLLM to version 0.23.1rc0 or later.
  • Monitor resource usage after updating.
  • Implement upload size limits for audio endpoints.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-54233 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.