CVE-2026-87166

Analyzed Analyzed - Analysis Complete

Unauthorized Data Access in Oracle Purchasing

Publication date: 2026-09-15

Last updated on: 2026-09-22

Assigner: Oracle

Description

Vulnerability in the Oracle Purchasing product of Oracle E-Business Suite (component: Other issue). 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 Purchasing. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Purchasing accessible data as well as unauthorized access to critical data or complete access to all Oracle Purchasing accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-15

Last Modified

2026-09-22

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-05

NVD

CVE-2026-87166

EUVD

EUVD-2026-79821

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	purchasing	From 12.2.3 (inc) to 12.2.15 (inc)

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 Purchasing within Oracle E-Business Suite affecting versions 12.2.3 to 12.2.15. It allows a low-privileged attacker with network access via HTTP to compromise the system. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all Oracle Purchasing accessible data.

Detection Guidance

Detection of this vulnerability requires checking for Oracle E-Business Suite versions 12.2.3 to 12.2.15 with the Oracle Purchasing component. Review Oracle Purchasing logs for unusual data modification or creation events. Monitor HTTP traffic to Oracle Purchasing endpoints for unauthorized access attempts.

Impact Analysis

If exploited, this vulnerability could allow attackers to manipulate or steal sensitive purchasing data, leading to financial loss, data breaches, or operational disruptions. It may also enable unauthorized access to critical business information.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of sensitive data, violating GDPR (data protection) and HIPAA (health information privacy) requirements. Non-compliance may result in legal penalties, fines, or reputational damage.

Mitigation Strategies

Apply the latest Oracle E-Business Suite patches for the Purchasing component (versions 12.2.3-12.2.15). Restrict network access to HTTP interfaces and enforce strong authentication for low-privileged users.

Hi! I’m here to help you understand CVE-2026-87166. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70