{"id":"CVE-2026-73935","details":"Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server).  Supported versions that are affected are 4.0.0-4.5.0. 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).","modified":"2026-08-30T03:30:57.094191286Z","published":"2026-08-18T21:04:14.649Z","database_specific":{"cna_assigner":"oracle","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73935.json","unresolved_ranges":[{"extracted_events":[{"introduced":"4.0.0"},{"last_affected":"4.5.0"}],"source":"AFFECTED_FIELD"},{"source":"CPE_FIELD","extracted_events":[{"introduced":"4.0.0"},{"last_affected":"4.5.0"}]}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73935.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73935"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cspuaug2026.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/helidon-io/helidon","events":[{"introduced":"529680f55caeac3f39162b8382dfdb3da189173d"},{"last_affected":"529680f55caeac3f39162b8382dfdb3da189173d"}],"database_specific":{"cpe":"cpe:2.3:a:oracle:helidon:4.5.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.5.1"},{"last_affected":"4.5.1"}],"source":"CPE_STRING"}}],"versions":["4.5.1","4.5.1-M1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73935.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}