Auth bypass in Oracle Identity Manager Connector

CVE-2026-34289

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).

Vulnerability class: Broken Authentication

EPSS: 0.003 (17.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34289?
CVE-2026-34289 is a medium-severity vulnerability in Oracle Identity Manager Connector, classified under Missing Authentication for Critical Function. CVSS score: 5.9/10. Published 2026-04-21.
How severe is CVE-2026-34289?
Medium severity. CVSS v3 base score is 5.9 out of 10.