CVE-2026-87336
Modified Modified - Updated After Analysis

PeopleSoft Enterprise PeopleTools Unauthorized Data Access Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-28

Assigner: Oracle

Description
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Portal). Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N).

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Meta Information

Published
2026-10-20
Last Modified
2026-10-28
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
CVE-2026-87336
EUVD
EUVD-2026-106378

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
oracle peoplesoft_enterprise_peopletools From 8.61 (inc) to 8.63 (inc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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Executive Summary

This is a vulnerability in Oracle PeopleSoft Enterprise PeopleTools versions 8.61-8.63. It allows a low-privileged attacker with network access via HTTP to potentially compromise the system. Successful exploitation could lead to unauthorized access to critical data or full access to all accessible data in PeopleSoft Enterprise PeopleTools.

Detection Guidance

Detection of CVE-2026-87336 requires monitoring for unauthorized access attempts to PeopleSoft Enterprise PeopleTools via HTTP. Check server logs for unusual HTTP requests targeting PeopleSoft components, especially from low-privilege users. Verify if critical data access aligns with expected user permissions.

Impact Analysis

If exploited, this vulnerability could allow attackers to access sensitive data stored in PeopleSoft Enterprise PeopleTools. This may include personal, financial, or confidential business information, depending on what data the system handles.

Compliance Impact

This vulnerability could lead to unauthorized data access, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations using affected versions may face compliance violations, legal penalties, and reputational damage if exploited.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for PeopleSoft Enterprise PeopleTools versions 8.61-8.63 to address the vulnerability.

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