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Oracle Utilities Network Management System CVE-2026-83343

| EUVDEUVD-2026-79696 HIGH
2026-09-15 secalert_us@oracle.com GHSA-7cv8-6rq8-2gfq
8.2
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.2 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
vuln.today AI
8.2 HIGH

Unauthenticated network-reachable HTTP flaw with no user interaction or preconditions; high confidentiality and low integrity impact, no availability impact.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Sep 15, 2026 - 21:14 vuln.today
CVE Published
Sep 15, 2026 - 20:18 nvd
HIGH 8.2

DescriptionNVD

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).

AnalysisAI

Unauthenticated remote attackers can reach the System Wide component of Oracle Utilities Network Management System over HTTP and obtain high-impact read access to critical data, plus limited ability to modify records, across supported releases 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. Oracle rates the issue 8.2 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N), meaning no credentials, no user interaction and no unusual conditions are needed to attempt exploitation. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Impact
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Vulnerability AssessmentAI

Exploitation No special conditions - remote unauthenticated exploitation against default configurations of Oracle Utilities Network Management System is possible, per CVSS:3.1/AV:N/AC:L/PR:N/UI:N, requiring only network reachability to the application's HTTP interface and a crafted request to the System Wide component. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 vector is genuinely severe on paper: network vector, low complexity, no privileges, no user interaction, high confidentiality impact - an 8.2 that is automatable and requires no social engineering. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply the Oracle Critical Patch Update referenced at https://www.oracle.com/security-alerts/cspusep2026.html (CSPUSEP2026) - Oracle CPUs ship per-version patches, so identify your exact release (for example 2.6.0.2.x or 25.12.0.0.x) and install the corresponding CPU patch rather than a generic update; a specific fix version is not stated in the data provided, so confirm the target version in the advisory before scheduling. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-83343 vulnerability details – vuln.today

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