Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain high-privilege LDAP credentials
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DeliveryConnect to OUD over network via LDAP
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ExploitIssue crafted privileged operation
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ExecutionCompromise OUD Core
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ImpactFull directory takeover
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. |
| Exploitation Conditions | Exploitation requires the attacker to already hold a high-privileged directory identity (CVSS PR:H) and to have network reachability to the Oracle Unified Directory LDAP service; no end-user interaction is needed (UI:N) and attack complexity is low (AC:L). This is NOT an unauthenticated remote flaw - the PR:H metric confirms authentication at a privileged level is a hard prerequisite, which limits realistic exploitation to malicious insiders, compromised admin/service accounts, or attackers who have already escalated privileges. It affects only supported versions 12.2.1.4.0 and 14.1.2.1.0; the specific LDAP operation or feature abused is not detailed by Oracle (no CWE assigned). |
| Impact | The signals are moderate and mostly consistent. The CVSS 3.1 base score is 7.2 (High) driven by full C/I/A impact and low attack complexity, but the PR:H requirement is the dominant limiting factor - an attacker must already hold high directory privileges, which substantially narrows the realistic threat to insiders, compromised admin credentials, or chained privilege escalation. No EPSS score, SSVC decision, POC, or KEV entry was provided in the input, so exploitation probability cannot be quantified from data and there is no evidence of active exploitation. Oracle's own 'easily exploitable' language refers to attack complexity once privileges are held (AC:L), not to ease of gaining those privileges - these should not be conflated. Net assessment: a genuine High-severity issue worth patching in the next Oracle CPU cycle, but not an emergency drop-everything item absent evidence of exploitation, given the high privilege prerequisite. |
| Exploit ScenarioDerived | An attacker who has obtained a high-privilege OUD account - for example a leaked directory administrator credential or a compromised service account with elevated LDAP rights - connects to the directory over the network via LDAP and issues crafted privileged operations that lead to full takeover of the Oracle Unified Directory instance. No public proof-of-concept is identified at time of analysis, and low attack complexity means that once the privileged access exists, exploitation is straightforward. |
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Alert meAnalysisAIv1 – Jul 22, 2026
Takeover of Oracle Unified Directory is possible in Oracle Fusion Middleware versions 12.2.1.4.0 and 14.1.2.1.0 (OUD Core component), where a high-privileged attacker with network access via LDAP can fully compromise the directory service. Oracle rates this CVSS 7.2 with high confidentiality, integrity, and availability impact, and describes it as 'easily exploitable' once the required privileges are held. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, so risk is gated primarily by the authentication requirement.
RemediationAI
Apply the fixes delivered in the Oracle Critical Patch Update of July 2026 (https://www.oracle.com/security-alerts/cpujul2026.html) for the affected Oracle Unified Directory 12.2.1.4.0 and 14.1.2.1.0 releases; treat 'Patch available per vendor advisory' as the status, since the CPU bundles the fix rather than publishing a standalone tagged version and no exact patched build number is given in the input. Because exploitation requires a high-privileged LDAP identity, the key compensating controls until patching are to tightly restrict and audit accounts holding administrative or high-privilege directory roles, rotate and vault privileged bind credentials, and enforce network segmentation so the LDAP/LDAPS ports (typically 389/636 or configured admin ports) are reachable only from trusted management hosts - accepting that overly aggressive network restriction can break legitimate identity-consuming applications and should be validated against your integration topology. Enable and monitor OUD access/audit logs for anomalous privileged operations as a detection layer.
Affected VersionsENISA
Affected Packages
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.
Technical ContextAI · show details
Oracle Unified Directory (OUD) is Oracle's enterprise LDAPv3 directory server and directory proxy, part of the Oracle Fusion Middleware stack and commonly used as an identity store backing applications such as Oracle Access Manager, Oracle Identity Governance, and E-Business Suite. The affected 'OUD Core' component is the server engine that processes LDAP operations (binds, searches, modifications) over the network. No CWE was assigned by NVD/Oracle, so the precise root cause class is not disclosed; the CVSS vector (AV:N, LDAP protocol, PR:H) indicates the flaw is reachable over the network but is only triggerable by an already-authenticated, high-privilege LDAP identity, consistent with a privileged-operation weakness in core LDAP request handling rather than an unauthenticated protocol bug.
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Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Reachable over the network via LDAP (AV:N/AC:L) but requires an existing high-privilege directory identity (PR:H), with full takeover yielding C:H/I:H/A:H and no scope change.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows high privileged attacker with network access via LDAP to compromise Oracle Unified Directory. Successful attacks of this vulnerability can result in takeover of Oracle Unified Directory. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
Executive ViewAI
Oracle Unified Directory in Fusion Middleware versions 12.2.1.4.0 and 14.1.2.1.0 is vulnerable to complete compromise by high-privileged network users, potentially disrupting authentication infrastructure for dependent enterprise applications. Affected organizations cannot rely on directory service integrity or confidentiality until remediated. No vendor-released patch is identified at time of analysis, requiring implementation of compensating controls to limit LDAP access and monitor for exploitation.
Implement network segmentation to restrict LDAP access to authorized systems only; audit and minimize high-privilege directory service accounts; enable enhanced logging and monitoring on LDAP connections; enforce network-level access controls via firewall rules; strengthen LDAP authorization policies; monitor for suspicious LDAP activity patterns.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-46881
GHSA-p85c-8j48-8cxj
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB