{"id":"CVE-2026-92220","state":"PUBLISHED","title":"vllm-project vLLM MoRIIO Acknowledgement moriio_connector.py MoRIIOWrapper._handle_release_message resource consumption","description":"A vulnerability was found in vllm-project vLLM 0.26.0/0.27.0. Affected is the function MoRIIOConnectorScheduler.request_finished/MoRIIOConnectorWorker.get_finished/MoRIIOWrapper._handle_release_message of the file vllm/distributed/kv_transfer/kv_connector/v1/moriio/moriio_connector.py of the component MoRIIO Acknowledgement Handler. Performing a manipulation of the argument request_id/kv_transfer_params results in resource consumption. It is possible to initiate the attack remotely. The project was informed of the problem early through a pull request but has not reacted yet.","publishedAt":"2026-09-16T02:15:10.740Z","updatedAt":"2026-09-16T19:40:15.559Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["vllm-project vLLM"],"affected":[{"vendor":"vllm-project","product":"vLLM","versions":[{"version":"0.26.0","status":"affected"},{"version":"0.27.0","status":"affected"}],"cpes":["cpe:2.3:a:vllm-project:vllm:*:*:*:*:*:*:*:*"],"modules":["MoRIIO Acknowledgement Handler"]}],"references":["https://vuldb.com/vuln/404470","https://vuldb.com/vuln/404470/cti","https://vuldb.com/cve/CVE-2026-92220","https://vuldb.com/submit/934149","https://github.com/vllm-project/vllm/pull/50674","https://github.com/vllm-project/vllm/"],"weaknesses":["CWE-400","CWE-404"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/92xxx/CVE-2026-92220.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-92220","state":"PUBLISHED","datePublished":"2026-09-16T02:15:10.740Z","dateUpdated":"2026-09-16T19:40:15.559Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-15T18:42:00.653Z"},"containers":{"cna":{"title":"vllm-project vLLM MoRIIO Acknowledgement moriio_connector.py MoRIIOWrapper._handle_release_message resource consumption","descriptions":[{"lang":"en","value":"A vulnerability was found in vllm-project vLLM 0.26.0/0.27.0. Affected is the function MoRIIOConnectorScheduler.request_finished/MoRIIOConnectorWorker.get_finished/MoRIIOWrapper._handle_release_message of the file vllm/distributed/kv_transfer/kv_connector/v1/moriio/moriio_connector.py of the component MoRIIO Acknowledgement Handler. Performing a manipulation of the argument request_id/kv_transfer_params results in resource consumption. It is possible to initiate the attack remotely. 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