Resource exhaustion in Oracle Identity Manager Connector

CVE-2026-34290

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. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Identity Manager Connector. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Identity Manager Connector. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Vulnerability class: DoS (Denial of Service)

EPSS: 0.003 (26.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34290?
CVE-2026-34290 is a high-severity vulnerability in Oracle Identity Manager Connector, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-04-21.
How severe is CVE-2026-34290?
High severity. CVSS v3 base score is 7.5 out of 10.