CVE-2026-101826

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Oracle HCM Common Architecture Takeover Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-22

Assigner: Oracle

Description

Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle HCM Common Architecture. Successful attacks of this vulnerability can result in takeover of Oracle HCM Common Architecture. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-10-22

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101826

EUVD

EUVD-2026-106225

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle HCM Common Architecture	12.2.3

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle HCM Common Architecture within Oracle E-Business Suite. It affects versions 12.2.3 to 12.2.15. The issue allows a low-privileged attacker with network access via HTTP to potentially take over the system. The vulnerability has a CVSS score of 7.5, indicating significant impact on confidentiality, integrity, and availability.

Detection Guidance

Detection requires checking for Oracle HCM Common Architecture versions 12.2.3 to 12.2.15. Verify if the component is exposed via HTTP and review access logs for unusual activity. No specific commands are provided in the given context.

Impact Analysis

An attacker could exploit this to gain control over the Oracle HCM Common Architecture, leading to unauthorized access, data theft, or system manipulation. This could disrupt business operations and compromise sensitive data.

Compliance Impact

This vulnerability could lead to breaches of sensitive data, which may violate GDPR, HIPAA, or other regulations. Organizations using affected versions may face compliance violations, legal penalties, and reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle E-Business Suite to address this vulnerability. Ensure the Oracle HCM Common Architecture component is updated to a version beyond 12.2.15. Restrict network access to HTTP interfaces and enforce strong authentication for low-privileged users.

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