Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
HTTP-reachable with a required low-privileged account (PR:L), no user interaction, and identity-broker scope change (S:C) yielding full CIA takeover of the connector and downstream systems.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Identity Manager Connector. While the vulnerability is in Oracle Identity Manager Connector, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager Connector. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
AnalysisAI
Privilege escalation to full takeover in Oracle Identity Manager Connector (Fusion Middleware Core component) versions 12.2.1.4.0 and 14.1.2.1.0 lets a low-privileged attacker with HTTP network access fully compromise the connector, with a scope change that lets the attack significantly impact other products. Oracle rates it CVSS 3.1 9.9 (Critical) with high confidentiality, integrity, and availability impact. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, so exploitation status is currently theoretical based on the vendor's July 2026 Critical Patch Update disclosure.
Technical ContextAI
Oracle Identity Manager (OIM) is the identity governance and administration component of Oracle Fusion Middleware, and Connectors are the integration modules that provision and reconcile identities/entitlements between OIM and external target systems (Active Directory, databases, SaaS apps, etc.). The flaw sits in the Connector 'Core' component and is reachable over HTTP, meaning it is exposed through OIM's web-facing management/provisioning interfaces. No CWE was assigned by NVD, so the precise weakness class (e.g., access-control bypass, injection, or deserialization) is not specified in the available data; the CVSS scope-change flag (S:C) indicates the vulnerable component can affect resources beyond its own security authority - consistent with an identity broker that holds privileged credentials for downstream systems it provisions.
RemediationAI
Apply the fixes in Oracle's July 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpujul2026.html), which is the vendor-released patch for the affected 12.2.1.4.0 and 14.1.2.1.0 Connector versions; Oracle does not publish an isolated fixed version number, so 'Patch available per vendor advisory' via the CPU is the correct target. Because exploitation requires a low-privileged authenticated session and HTTP reachability, interim compensating controls while patching include restricting network access to the OIM Connector/administration endpoints to trusted management networks or a VPN (trade-off: may disrupt legitimate remote provisioning integrations), tightening and auditing low-privilege OIM account provisioning and disabling unused or stale accounts to shrink the pool of accounts that meet the PR:L prerequisite, and increasing monitoring of Connector provisioning/reconciliation activity for anomalous privileged actions. Given the scope-change impact, also review and rotate credentials that OIM Connectors hold for downstream target systems if compromise is suspected.
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-46893
GHSA-9pph-6vxw-m33f