{"id":"CVE-2026-63252","published":"2026-08-04T13:18:55.913","lastModified":"2026-08-05T18:51:14.483","description":"In Eclipse Milo versions 0.6.0 through 1.1.4, UASC server transport handlers fail to release retained partial message chunks when a channel disconnects, allowing a remote unauthenticated client to exhaust pooled direct memory by repeatedly sending incomplete chunks and disconnecting, potentially terminating the server.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-401"],"vendors":["eclipse"],"products":["milo"],"references":[{"url":"https://github.com/eclipse-milo/milo/commit/459715793ec54b0f33367a14f94264500a0d872b","tags":["Patch"]},{"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/179","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598","tags":["Issue Tracking","Vendor Advisory"]}],"exploitRefs":[{"url":"https://github.com/eclipse-milo/milo/commit/459715793ec54b0f33367a14f94264500a0d872b","tags":["Patch"]}],"hasPoc":true,"ai":{"summary":"The flaw allows remote unauthenticated clients to exhaust server memory by sending incomplete message chunks and disconnecting repeatedly, potentially crashing the server.","exploitability":"Exploitation is relatively easy as it requires only sending incomplete messages and disconnecting; no authentication is needed.","blast_radius":"If exploited, this could lead to a denial of service for affected servers, impacting availability and reliability.","remediation":"Update to Eclipse Milo versions later than 1.1.4 or apply vendor-provided patches immediately.","tags":["dos","memory-exhaustion","unauth"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-08-11T06:53:46.756Z"}}