CVE-2026-90555vLLM before 0.28.0 Denial of Service via Audio Header
Updated under an hour ago ()
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It affects vllm-project vLLM and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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vLLM versions before 0.28.0 fail to validate audio sample rate headers in the transcription endpoint, allowing authenticated clients to bypass duration checks. Attackers can submit forged FLAC headers with inflated sample rates to trigger excessive memory allocation and crash the API server process affecting all tenants.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-409
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Analyzed
- Record last updated
- Sep 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
vllm-project vLLM vllm_project:vllm (from the name) | before 0.28.0; 0.28.0 not affected | CNA record |
vllm vllm vllm:vllm | before 0.28.0 | NVD |
References
- https://github.com/vllm-project/vllm/security/advisories/GHSA-99f2-hwrc-gvq8vendor-advisory
- https://www.vulncheck.com/advisories/vllm-before-0.28.0-denial-of-service-via-audio-headerthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.