{"id":"CVE-2026-83407","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-83407","generatedAt":"2026-10-28T01:19:48.365Z","title":"Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).","description":"Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Access Manager.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle Access Manager accessible data as well as  unauthorized update, insert or delete access to some of Oracle Access Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Access Manager. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).","published":"2026-10-20T22:19:57.000Z","lastModified":"2026-10-27T19:17:30.000Z","status":"Awaiting Analysis","sourceIdentifier":"secalert_us@oracle.com","cvss":{"version":"3.1","score":8.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L"},"cwe":["CWE-284"],"affected":[],"epss":{"score":0.00363,"percentile":0.29847,"date":"2026-10-26","history":[{"date":"2026-10-21","score":0.00363,"percentile":0.28843}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-20T22:19:57.000Z","detail":{"score":"8.6","severity":"HIGH","publishedAt":"2026-10-20T22:19:57.233Z"},"summary":"New CVE, high severity (CVSS 8.6)."}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","source":"secalert_us@oracle.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-83407","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}