Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessGain network access to HTTPS connector endpoint
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DeliveryIdentify unauthenticated Core component function
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ExploitCraft HTTPS request satisfying AC:H conditions
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ExecutionBypass missing authentication gate
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ImpactExfiltrate identity governance data
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication required for critical functions
MITRE ATT&CK
1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | The attacker must have network access to the Oracle Identity Manager Connector's HTTPS service port and must satisfy the conditions imposed by AC:H - the vendor characterizes this as 'difficult to exploit,' implying the attack is not reliably reproducible against all instances without meeting specific timing, configuration, or protocol preconditions (the exact nature of which Oracle has not publicly disclosed). The CVSS vector confirms PR:N, meaning no credentials or session token are required to initiate the attack. UI:N confirms no victim interaction is needed. Limiting factors include: (1) AC:H substantially reduces reliable exploitation, requiring conditions beyond simple network connectivity; (2) the affected version is fixed at 12.2.1.4.0, limiting scope to unpatched deployments of that exact release; (3) impact is confined to confidentiality - there is no integrity or availability component, limiting the immediate blast radius. Organizations that have network-segmented their OIM connector infrastructure from untrusted networks significantly reduce exploitability in practice. |
| Impact | The vendor-reported CVSS 3.1 score of 5.9 (Medium) reflects a meaningful but constrained risk profile: AV:N and PR:N confirm network reach and no credential requirement, but AC:H substantially limits exploitability in practice. EPSS at 0.03% in the 9th percentile independently corroborates that automated or widespread exploitation is unlikely. SSVC signals reinforce this: exploitation status is 'none,' the vulnerability is not automatable, and technical impact is rated 'partial' rather than 'total.' The vulnerability is not listed in CISA KEV, and no POC has been identified, meaning there is no confirmed weaponized exploit. The product affected is an enterprise identity connector - a sensitive target (identity data is high-value) - but the narrow deployment base and high attack complexity together push operational priority below the raw CVSS headline. The primary risk scenario is targeted intrusion by a motivated attacker with pre-existing network positioning, not opportunistic mass scanning. No conflicting signals were detected between data sources; all indicators consistently describe a real but low-probability exploitation risk. |
| Exploit ScenarioDerived | An attacker with network-level access to the Oracle Identity Manager Connector's HTTPS interface - such as an internal threat actor or an external attacker who has already gained a foothold inside the network perimeter - sends specially crafted HTTPS requests to the Core component endpoint, bypassing the missing authentication gate under the specific conditions required by the high attack complexity. Upon successful bypass, the attacker retrieves sensitive identity governance data including user accounts, entitlements, and provisioning records managed by the connector. No public exploit code is known at time of analysis, so exploitation would currently require independent research into the missing authentication logic. |
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Alert meAnalysisAIv1 – Jul 24, 2026
Oracle Identity Manager Connector 12.2.1.4.0 exposes a missing authentication control (CWE-306) in its Core component, reachable over HTTPS by unauthenticated network attackers. Successful exploitation yields unauthorized read access to critical data or complete access to all data accessible by the connector - a significant confidentiality breach in an identity governance system. No public exploit code has been identified at time of analysis, and EPSS at 0.03% (9th percentile) alongside SSVC's 'none' exploitation rating indicate low real-world exploitation pressure despite the network-accessible vector.
RemediationAI
Apply the Oracle Critical Patch Update (CPU) for April 2026, which addresses this vulnerability; the advisory is published at https://www.oracle.com/security-alerts/cpuapr2026.html. A specific patched version number beyond the CPU cycle designation is not independently confirmed in the available data - consult Oracle's My Oracle Support (MOS) for exact patch IDs and installation instructions applicable to your OIM environment. If immediate patching is not feasible, compensating controls should focus on network segmentation: restrict HTTPS access to the Oracle Identity Manager Connector's Core component endpoints to authorized identity governance hosts and administrative networks only, reducing the attacker's ability to reach the unauthenticated endpoint. Disabling or temporarily taking offline any externally exposed OIM connector endpoints is an additional mitigation with the trade-off of interrupting provisioning workflows. Monitor HTTPS access logs to the connector component for anomalous unauthenticated request patterns as a detection control.
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 Identity Manager Connector (CPE: cpe:2.3:a:oracle_corporation:oracle_identity_manager_connector:*:*:*:*:*:*:*:*) is an integration component within the Oracle Fusion Middleware Identity Governance stack, responsible for connecting Oracle Identity Manager (OIM) to managed target systems. The root cause is CWE-306 - Missing Authentication for Critical Function - meaning a function within the Core component does not enforce authentication before granting access to sensitive identity data. The attack transport is HTTPS, which is the standard API/connector communication channel for OIM integrations. The high attack complexity (AC:H) in the vendor's CVSS vector implies that exploitation is not straightforward against all deployments: specific timing, configuration state, or protocol-level conditions must be satisfied, consistent with race conditions or partially-protected endpoints in middleware connector frameworks.
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Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Network HTTPS attack requiring no credentials per CWE-306 auth bypass; AC:H reflects vendor-stated exploitation difficulty; impact is confidentiality-only with no integrity or availability effect.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware (component: Core). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Identity Manager Connector. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Identity Manager Connector accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).
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.
Unauthenticated authentication-bypass and access-control weakness in Oracle Identity Manager Connector 12.2.1.4.0 (Core
Authentication bypass in Oracle Identity Manager Connector 12.2.1.4.0 (Oracle Fusion Middleware, Core component) lets a
Unauthenticated data compromise in Oracle Identity Manager Connector 12.2.1.4.0 (Oracle Fusion Middleware, Core componen
Denial-of-service in Oracle Identity Manager Connector (Core component) version 12.2.1.4.0 lets a remote, unauthenticate
Unauthenticated network access to Oracle Identity Manager Connector 12.2.1.4.0 enables complete confidentiality compromi
Improper access control in Oracle Identity Manager Connector 12.2.1.4.0 exposes the Microsoft Active Directory component
EUVD-2026-24373
GHSA-jqm5-j7h7-59w8
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB