CVE-2026-90555: high-severity vulnerability in vllm-project vLLM
vLLM before 0.28.0 Denial of Service via Audio Header
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.5%
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
vllm-project · vLLMRelated CVEs — vllm-project vLLM
In the same product, most dangerous first.
CVE-2026-103241MEDIUMvllm-project vLLM Gemma4UnifiedParser gemma4.rs denial of serviceEPSS 0.7%CVE-2026-92220MEDIUMvllm-project vLLM MoRIIO Acknowledgement moriio_connector.py MoRIIOWrapper._handle_release_message resource consumptionEPSS 0.7%CVE-2026-90878MEDIUMvllm-project vLLM Jinja Template Rendering completions resource consumptionEPSS 0.5%CVE-2026-105922MEDIUMvllm-project vLLM Penalty utils.py get_token_bin_counts_and_mask denial of serviceEPSS 0.3%CVE-2026-90553HIGHvLLM before 0.28.0 Remote Code Execution via LlavaOnevision2 processorEPSS 0.3%CVE-2026-105775MEDIUMvllm-project vLLM Completions Request mamba_mixer2.py conv_ssm_forward out-of-boundsEPSS 0.3%