CVE-2026-83343: Oracle Corporation Oracle Utilities Network Management System

High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Utilities Network Management System product of Oracle Utilities Applications (component: System Wide). Supported versions that are affected are 2.5.0.2.0-2.5.0.2.13, 2.6.0.1.0-2.6.0.12B, 2.6.0.2.0-2.6.0.2.10A and 25.12.0.0.0-25.12.0.0.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Utilities Network Management System. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Utilities Network Management System accessible data as well as unauthorized update, insert or delete access to some of Oracle Utilities Network Management System accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N).

Affected products

• Oracle Corporation Oracle Utilities Network Management System: from 2.5.0.2.0, up to and including 2.5.0.2.13; from 2.6.0.1.0, up to and including 2.6.0.12B; from 2.6.0.2.0, up to and including 2.6.0.2.10A; from 25.12.0.0.0, up to and including 25.12.0.0.3

Published 2026-09-15. Last modified 2026-09-21.