CVE-2026-83042 Oracle Identity Manager - Authentication Bypass

Oracle Identity Manager 12.2.1.4.0 and 14.1.2.1.0 contain a remote takeover vulnerability caused by an easily exploitable flaw in OIM Legacy UI, letting unauthenticated attackers with network HTTP access fully compromise the system.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.51% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Remote Code Execution, Information Disclosure, Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Update to the latest available version beyond 12.2.1.4.0 and 14.1.2.1.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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