Vulnerability Details CVE-2026-114052
vLLM after 0.24.0 and before 0.31.0 contains a memory exhaustion vulnerability in MOSS-Audio model serving that caches a processor for every distinct request-controlled mm_processor_kwargs value in an unbounded dictionary. Unauthenticated attackers can send distinct or oversized mel_config values to the /tokenize endpoint, which bypasses --api-key, to exhaust host memory and crash the API process.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 41.4%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-114052
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cpe:2.3:a:vllm:vllm:0.24.0
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cpe:2.3:a:vllm:vllm:0.25.0
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cpe:2.3:a:vllm:vllm:0.25.1
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cpe:2.3:a:vllm:vllm:0.26.0
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cpe:2.3:a:vllm:vllm:0.26.1
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cpe:2.3:a:vllm:vllm:0.27.0
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cpe:2.3:a:vllm:vllm:0.27.1
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cpe:2.3:a:vllm:vllm:0.28.0
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cpe:2.3:a:vllm:vllm:0.28.1
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cpe:2.3:a:vllm:vllm:0.29.0
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cpe:2.3:a:vllm:vllm:0.29.1
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cpe:2.3:a:vllm:vllm:0.30.0
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cpe:2.3:a:vllm:vllm:0.30.1