CVE-2026-109311

6.5 MEDIUMpublic exploit available

Published 2026-10-12 · Updated 2026-10-16

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

vLLM before 0.29.0 passes uploaded audio to the PyAV/FFmpeg av.open() fallback with only a file-size check, exposing FFmpeg's IAMF parser heap overflow. Authenticated remote attackers can repeatedly upload malformed IAMF containers to /v1/audio/transcriptions, corrupting the heap and crashing the API process.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-20

Public exploit & PoC references

https://github.com/vllm-project/vllm/security/advisories/GHSA-m52c-39rh-f3gp

All references

https://github.com/vllm-project/vllm/security/advisories/GHSA-m52c-39rh-f3gp
https://www.vulncheck.com/advisories/vllm-before-0.29.0-heap-overflow-dos-via-iamf-audio-transcription-upload

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

Related CVEs

UNSCOREDCVE-2023-5649
MEDIUMCVE-2025-31980
MEDIUMCVE-2025-32000
CRITICALCVE-2025-71383
HIGHCVE-2026-100113
HIGHCVE-2026-100117
HIGHCVE-2026-100119
HIGHCVE-2026-100120

Related by shared AI tags and CWE weakness class. Browse the full archive.