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CVE-2026-109311: vllm 0 to before 0.29.0
CVE-2026-109311. CVSS 3.1 base score 6.5 (GitHub Advisory Database).
Affected technology
vllm · 0 to before 0.29.0
vllm-project
Description’s affected range: before 0.29.0 passes uploaded audio to the PyAV/FFmpeg av.open() fallback with only a file-size check
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Authenticated remote attackers can repeatedly upload malformed IAMF containers to /v1/audio/transcriptions, corrupting the heap and crashing the API process. Vendor/CNA’s CVSS 4.0 assessment (base score 7.1/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-20
- CCR priority
- 26.0 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · GitHub Advisory Database
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-13 02:51:46.931182+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-13 01:49:08.152775+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-109311.html