High severity · published Sep 15, 2026
CVE-2026-83343
Vulnerability in the Oracle Utilities Network Management System product of Oracle Utilities Applications (component: System Wide)
8.2
CVSS
0.3%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OU
Oracle Utilities Network Management System · Oracle Corporation
2.5.0.2.0 through 2.5.0.2.13; 2.6.0.1.0 through 2.6.0.12B; 2.6.0.2.0 through 2.6.0.2.10A; 25.12.0.0.0 through 25.12.0.0.3 · source: vendor
Affected product
OU
Oracle Utilities Network Management System
Oracle Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-83343
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-83343
www.oracle.com
https://www.oracle.com/security-alerts/cspusep2026.html
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