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CVE-2026-94627 vLLM through 0.29.0 GPU KV Cache Leak via Mooncake Transfer ID Collision

🗓️ 21 Sep 2026 22:04:16Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

vLLM Mooncake connector through 0.29.0 fails to properly manage GPU KV cache block ownership when concurrent child requests share a single transfer ID in prefill/decode disaggregated deployments. Attackers can trigger GPU memory exhaustion by subm...

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22 Sep 2026 11:46Current
CVSS 48.7
3