vLLM through 0.29.0 fails to properly clean up decode-side metadata for rejected inference requests in prefill/decode disaggregated deployments. Remote attackers can submit requests with max_tokens=0 to exhaust decode-worker memory without bound until the worker restarts.
Metrics
Affected Vendors & Products
References
History
Wed, 23 Sep 2026 00:15:00 +0000
| Type | Values Removed | Values Added |
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| Weaknesses | CWE-770 | |
| References |
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| Metrics |
threat_severity
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threat_severity
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Tue, 22 Sep 2026 02:30:00 +0000
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| Metrics |
ssvc
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Thu, 17 Sep 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | vLLM through 0.29.0 fails to properly clean up decode-side metadata for rejected inference requests in prefill/decode disaggregated deployments. Remote attackers can submit requests with max_tokens=0 to exhaust decode-worker memory without bound until the worker restarts. | |
| Title | vLLM through 0.29.0 Memory Exhaustion via Rejected Requests | |
| First Time appeared |
Vllm
Vllm vllm |
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| Weaknesses | CWE-401 | |
| CPEs | cpe:2.3:a:vllm:vllm:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Vllm
Vllm vllm |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-17T22:15:31.977Z
Updated: 2026-09-24T14:23:01.535Z
Reserved: 2026-09-17T21:50:02.601Z
Link: CVE-2026-93436
Updated: 2026-09-22T01:58:58.003Z
Status : Analyzed
Published: 2026-09-17T23:18:54.710
Modified: 2026-09-28T18:37:42.427
Link: CVE-2026-93436