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Coherence CVE-2026-83413

| EUVDEUVD-2026-79714 LOW
Improper Access Control (CWE-284)
2026-09-15 secalert_us@oracle.com GHSA-h9cp-gvpg-f54j
1.9
CVSS 3.1 · Vendor: oracle
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 15, 2026

Oracle Coherence versions 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0 contain a flaw in the Core component that lets an attacker who already holds a high-privileged account and can log on to the host where Coherence runs make unauthorized updates, inserts or deletions against Coherence-accessible data. The CVSS 3.1 base score is only 1.9 (AV:L/AC:H/PR:H/UI:N, integrity-only), reflecting that exploitation demands local logon, elevated privileges and a difficult-to-achieve condition; confidentiality and availability are not impacted. No public exploit code or CISA KEV entry was present in the supplied intelligence, so this is assessed as a low-priority, defense-in-depth issue rather than an urgent patch item. The vendor-reported nature of the record and the presence of an 'Authentication Bypass' tag that conflicts with the PR:H, integrity-only vector are notable data-quality caveats.

Affected VersionsENISA

Oracle Coherence 14.1.1.0.0
Oracle Coherence 12.2.1.4.0
Oracle Coherence 14.1.2.0.0
Oracle Coherence 15.1.1.0.0

Affected Packages

euvd oracle_coherence no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (oracle) PRIMARY 1.9 LOW
AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N

Primary rating from Vendor (oracle) · only source for this CVE.

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Coherence executes to compromise Oracle Coherence. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Coherence accessible data. CVSS 3.1 Base Score 1.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N).

Threat Intelligence Overview

EPSS Score
0.1%
Top 98% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity LOW
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
LOW severity (CVSS 0.1-3.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Low

Priority Score

10
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +10
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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