{"id":"CVE-2026-101572","published":"2026-10-20T22:18:10.420","lastModified":"2026-10-22T19:17:34.263","description":"Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient-http2).  Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Helidon.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. CVSS 3.1 Base Score 7.5 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).","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-400"],"vendors":[],"products":[],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}