{"id":"CVE-2026-114050","title":"vLLM before 0.31.0 Remote Engine Crash via Forged Multimodal UUID","summary":"vLLM before 0.31.0 uses a client-supplied multimodal uuid verbatim as cache identity with no consistency check on cache hits, allowing engine crashes. Unauthenticated attackers can desynchronize the P0/P1 processor caches to trigger a fa…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-345"],"vendor":"vllm-project","product":"vllm","affected":["vllm < 0.31.0"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T00:36:27.641Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114050","references":[{"url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-p92p-rxj5-7p2x","label":"GitHub Security Advisory (GHSA-p92p-rxj5-7p2x)"},{"url":"https://www.vulncheck.com/advisories/vllm-before-0.31.0-remote-engine-crash-via-forged-multimodal-uuid","label":"VulnCheck Advisory: vLLM before 0.31.0 Remote Engine Crash via Forged Multimodal UUID"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T01:37:08.043Z","slug":"CVE-2026-114050","body":"## Overview\n\nvLLM before 0.31.0 uses a client-supplied multimodal uuid verbatim as cache identity with no consistency check on cache hits, allowing engine crashes. Unauthenticated attackers can desynchronize the P0/P1 processor caches to trigger a fatal token-placeholder mismatch, killing the entire serving instance until restarted.\n\n## Affected\n\n- `vllm < 0.31.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}