High severity · published Apr 21, 2026
CVE-2026-34290
Vulnerability in the Oracle Identity Manager Connector product of Oracle Fusion Middleware (component: Core)
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OI
Oracle Identity Manager Connector · Oracle Corporation
12.2.1.4.0 · source: vendor
IM
Identity Manager Connector · Oracle
12.2.1.4.0 · source: NVD
Affected product
OI
Oracle Identity Manager Connector
Oracle Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-34290
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-34290
Vendor Advisory
https://www.oracle.com/security-alerts/cpuapr2026.html
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