CVE-2026-83389

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Oracle E-Business Suite HRMS (UK) Cross-Site Request Forgery

Publication date: 2026-10-20

Last updated on: 2026-10-27

Assigner: Oracle

Description

Vulnerability in the Oracle HRMS (UK) product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle HRMS (UK). Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle HRMS (UK), attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle HRMS (UK) accessible data as well as unauthorized read access to a subset of Oracle HRMS (UK) accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-27

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-83389

EUVD

EUVD-2026-106307

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle HRMS (UK)	12.2.3

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle HRMS (UK) within Oracle E-Business Suite. It allows a low-privileged attacker with network access to potentially compromise the system. Exploitation requires human interaction beyond the attacker's actions and may impact other products. The vulnerability enables unauthorized data access and modifications.

Detection Guidance

Detection requires checking for Oracle E-Business Suite versions 12.2.3 to 12.2.15 with Oracle HRMS (UK) component exposed via HTTP. Inspect Oracle application logs for unusual data access or modification patterns. Verify network traffic to Oracle HRMS (UK) endpoints for unauthorized interactions. Ensure Oracle Critical Patch Updates are applied to address this vulnerability.

Impact Analysis

An attacker could gain unauthorized access to sensitive HR data, including the ability to read, modify, or delete information. This could lead to data breaches, financial loss, or reputational damage depending on the data exposed.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of personal or sensitive data, violating GDPR and HIPAA requirements for data protection and integrity. Organizations may face legal penalties or compliance violations if exploited.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle E-Business Suite to address the vulnerability in HRMS (UK). Ensure all affected versions (12.2.3-12.2.15) are updated. Monitor Oracle's security advisories for patches and follow their recommended mitigation steps.

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