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Oracle Unified Directory CVE-2026-60418

| EUVDEUVD-2026-46816 HIGH
Improper Privilege Management (CWE-269)
2026-07-21 secalert_us@oracle.com GHSA-g59j-fff9-665w
7.2
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain high-privileged LDAP credentials
  2. Delivery
    Connect to OUD Core over network LDAP
  3. Exploit
    Send crafted privileged request
  4. Execution
    Exploit OUD Core defect
  5. Persist
    Take over directory instance
  6. Impact
    Compromise confidentiality, integrity, availability

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V8 - Authorization Least privilege enforcement
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

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 high-privilege access to Oracle Unified Directory (CVSS PR:H) and network reachability to the OUD Core service over the LDAP protocol; no user interaction and no non-default configuration are cited. The limiting factor is authentication level: only an attacker with existing elevated/administrative LDAP privileges can trigger the flaw, which confines realistic exploitation to malicious insiders or attackers who have already compromised privileged directory credentials, rather than anonymous external actors. Affected deployments are OUD 12.2.1.4.0 and 14.1.2.1.0.

Impact

The CVSS 3.1 vector (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H, 7.2 High) shows a network-reachable, low-complexity attack requiring no user interaction but demanding high privileges (PR:H) - this authentication barrier is the single largest factor limiting real-world risk, meaning the attacker must already hold elevated LDAP credentials/roles before exploitation. There is no EPSS score, no CISA KEV listing, and no POC in the provided data, so this is not evidence of widespread or active exploitation; the practical threat is an insider or a lateral-movement scenario where privileged directory credentials are already compromised. This reads as a genuine but conditional priority rather than an internet-wide emergency: high impact if reached, but gated behind existing high privilege. Key data missing: CWE is N/A and no SSVC/EPSS signals are provided, so automatability and exploitation-status cannot be independently corroborated beyond the CVSS metrics.

Exploit ScenarioDerived

An attacker who has already obtained a high-privileged OUD account - for example a rogue administrator or an adversary who harvested privileged directory credentials during lateral movement - connects over the network via LDAP and issues a crafted request against the OUD Core component. Because attack complexity is low and no user interaction is required, the request reliably drives full takeover of the directory service. No public exploit code is identified at time of analysis.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 22, 2026

Privilege-based takeover of Oracle Unified Directory (OUD Core) affects Fusion Middleware versions 12.2.1.4.0 and 14.1.2.1.0, where a high-privileged attacker with LDAP network access can fully compromise the directory service. Successful exploitation yields complete takeover with high confidentiality, integrity, and availability impact (CVSS 3.1 base 7.2). No public exploit identified at time of analysis; addressed in Oracle's July 2026 Critical Patch Update.

RemediationAI

Apply the fixes delivered in Oracle's July 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpujul2026.html), which is the authoritative source for the exact patched builds for 12.2.1.4.0 and 14.1.2.1.0 - treat this as Patch available per vendor advisory, since Oracle publishes concrete patch identifiers there rather than in this record. Until patching, reduce exposure by restricting LDAP network reachability of the OUD instance to trusted management networks and clients only, and by tightly minimizing and auditing accounts that hold high (administrative/privileged) LDAP roles, since PR:H means only such accounts can exploit the flaw; rotate and review privileged directory credentials for signs of compromise. These controls narrow the attack surface but do not remove the underlying defect, so schedule the CPU patch as the durable fix and note that network restrictions may disrupt legitimate remote administration or federated clients that legitimately require broad LDAP access.

Affected VersionsENISA

Oracle Unified Directory 12.2.1.4.0
Oracle Unified Directory 14.1.2.1.0

Affected Packages

euvd oracle_unified_directory 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.

Technical ContextAI · show details

Oracle Unified Directory is an enterprise LDAP directory server within the Oracle Fusion Middleware stack, used as an identity store, virtual directory, and directory proxy/synchronization service. The flaw resides in the OUD Core component and is reached over the LDAP protocol (network vector). Oracle did not assign a CWE (CWE: N/A), so the precise root-cause class is not disclosed; the Oracle-supplied tag 'Information Disclosure' plus the C:H/I:H/A:H impacts and 'takeover' language indicate the defect lets an already-privileged LDAP principal escalate to full control of the directory instance rather than merely reading data.

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Severity by source

Vendor (oracle) PRIMARY 7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.2 HIGH

LDAP is network-reachable (AV:N) with low complexity, but takeover requires an existing high-privilege directory account (PR:H); full compromise gives C:H/I:H/A:H with no scope change.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

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

Why It Matters

Oracle Unified Directory (OUD Core) in Fusion Middleware versions 12.2.1.4.0 and 14.1.2.1.0 is vulnerable to privilege-escalation takeover (CVSS 7.2) by high-privileged actors with LDAP access, enabling complete compromise of the directory service-the system that authenticates and authorizes users across the enterprise. No public exploit identified at time of analysis, but no vendor patch is currently available, creating a critical window of exposure for organizations dependent on this identity infrastructure. Without immediate containment, a compromised directory service grants attackers unrestricted access to user accounts and sensitive data.

Business Impact: High
Compensating Controls

Segment LDAP access to administrative networks only; disable directory services on systems without identity integration requirements; implement continuous monitoring and alerting for LDAP anomalies, failed administrative logins, and unusual high-privilege account behavior; establish a patch staging and rapid deployment capability for immediate implementation when Oracle releases the July 2026 Critical Patch Update.

Threat Intelligence Overview

EPSS Score
0.3%
Top 73% exploitable
Prevalence
Medium
enterprise LDAP directory, common in Oracle Fusion Middleware shops but not universal
Data Quality
5 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 HIGH
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

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