Live › vulnerability › CVE-2026-83403
Go to dashboardOracle Identity Manager 12.2.1.4.0 and 14.1.2.1.0 have a flaw in the OIM Legacy UI component. A low-privileged attacker with HTTP access can take over Identity Manager (CVSS 8.8). Oracle disclosed it in the October 2026 Critical Patch Update. No exploitation is reported and it is not in CISA KEV.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Oracle Identity Manager | vendor | 12.2.1.4.0, 14.1.2.1.0 | – |
12.2.1.4.0 or 14.1.2.1.0 (for example with OPatch lsinventory in the OIM Oracle home), and whether the October 2026 CPU patch for Identity Manager is appliedEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: OIM Legacy UI). 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. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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