CVE-2026-101398

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Oracle Capacity Unauthorized Access Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-23

Assigner: Oracle

Description

Vulnerability in the Oracle Capacity 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 Capacity. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Capacity accessible data as well as unauthorized update, insert or delete access to some of Oracle Capacity accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Capacity. CVSS 3.1 Base Score 7.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-23

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101398

EUVD

EUVD-2026-105814

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	Oracle Capacity	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 Capacity, part of Oracle E-Business Suite. It affects versions 12.2.3 to 12.2.15. A low-privileged attacker with network access via HTTP can exploit it to gain unauthorized access to critical data or full access to all Oracle Capacity data. They can also modify or delete some data and cause partial denial of service.

Detection Guidance

This vulnerability is specific to Oracle Capacity within Oracle E-Business Suite. Detection requires checking for unauthorized access or modifications in the Oracle Capacity component. Review Oracle E-Business Suite logs for unusual HTTP requests targeting the Oracle Capacity module. Ensure all Oracle Capacity instances are updated to the latest patch level for versions 12.2.3-12.2.15.

Impact Analysis

If you use affected Oracle Capacity versions, an attacker could steal sensitive data, alter or delete important records, or disrupt system operations. This could lead to data breaches, financial loss, or operational downtime.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR's data protection requirements and HIPAA's safeguards for protected health information. Non-compliance may result in legal penalties, fines, or reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle E-Business Suite, specifically for the Oracle Capacity component. Ensure all versions between 12.2.3 and 12.2.15 are updated to a patched version. Restrict network access to HTTP ports used by Oracle Capacity to trusted sources only.

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