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CVE-2026-87369 Details

Description

Vulnerability in the Oracle Service Bus product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Service Bus. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Service Bus. 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).

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.oracle.com/security-alerts/cpuoct2026.html	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-400	Uncontrolled Resource Consumption	CISA-ADP

Affected Products

Product	Versions
oracle service bus	12.2.1.4.0 14.1.2.0.0
CPE cpe:2.3:a:oracle:service_bus:12.2.1.4.0:::::::* cpe:2.3:a:oracle:service_bus:14.1.2.0.0:::::::* Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Nov 5, 2026	Initial Analysis	[email protected]
Oct 22, 2026	CVE Modified	CISA-ADP
Oct 20, 2026	New CVE Received	[email protected]