CVE-2026-83342 Oracle Utilities Network Management System - Authentication Bypass

Oracle Utilities Network Management System 2.4.0.1.0-2.4.0.1.33, 2.5.0.1.0-2.5.0.1.19, 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 contains a takeover vulnerability caused by an easily exploitable flaw allowing low privileged logged-in attackers to compromise the system, letting attackers fully control the system, exploit requires attacker to have logon to the infrastructure.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.14% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Remote Code Execution, Privilege Escalation, Denial Of Service, Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to the latest available version of Oracle Utilities Network Management System.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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