Auth bypass in Oracle Corporation Enterprise Manager For Fusion Middleware
CVE-2026-83355
Vulnerability in the Oracle Enterprise Manager for Fusion Middleware product of Oracle Enterprise Manager (component: Metrics). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager for Fusion Middleware. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager for Fusion Middleware. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Vulnerability class: Broken Authentication
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Oracle Corporation Enterprise Manager For Fusion Middleware — versions 13.5, 24.1
Weakness classification (CWE)
References
- secalert_us@oracle.com (vendor-advisory)
Frequently asked questions
- What is CVE-2026-83355?
- CVE-2026-83355 is a critical-severity vulnerability in Oracle Corporation Enterprise Manager For Fusion Middleware, classified under Improper Authentication. CVSS score: 9.8/10. Published 2026-09-15.
- How severe is CVE-2026-83355?
- Critical severity. CVSS v3 base score is 9.8 out of 10.