CVE-2026-91617

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-20 · updated 2026-10-26
Weakness: CWE-200

Description

Vulnerability in the Oracle Middleware Common Libraries and Tools product of Oracle Fusion Middleware (component: Remote Diagnostic Agent). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Middleware Common Libraries and Tools executes to compromise Oracle Middleware Common Libraries and Tools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Middleware Common Libraries and Tools accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Affected products

Oracle Corporation Oracle Middleware Common Libraries and Tools: 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, 15.1.1.0.0

References

https://www.oracle.com/security-alerts/cpuoct2026.html

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