CVE-2026-100648

medium

Description

vllm before 0.29.0 fails to enforce VLLM_MAX_AUDIO_CLIP_FILESIZE_MB limit in multimodal chat audio decoding, allowing unauthenticated clients to bypass file size restrictions. Attackers can submit oversized audio files through chat endpoints to consume excessive memory and CPU resources during decoding.

References

Advisories
More

https://www.vulncheck.com/advisories/vllm-before-0.29.0-uncontrolled-resource-consumption-via-audio-decoding

https://github.com/vllm-project/vllm/security/advisories/GHSA-jcq2-4gch-5qhf

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-87742

Details

Source: Mitre, NVD

Published: 2026-09-26

Updated: 2026-10-06

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 5.3

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

Severity: Medium

CVSS v4

Base Score: 6.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00351