CVE-2026-87264

Received Received - Intake

Unauthorized Data Modification in PeopleSoft Enterprise PeopleTools

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Integration Broker). Supported versions that are affected are 8.61-8.63. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. While the vulnerability is in PeopleSoft Enterprise PeopleTools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 7.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-87264

EUVD

EUVD-2026-79916

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	peoplesoft_enterprise_peopletools	From 8.61 (inc) to 8.63 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

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 compromise the system. Successful exploitation could lead to unauthorized creation, deletion, or modification of critical data within PeopleSoft Enterprise PeopleTools.

Detection Guidance

Detection of CVE-2026-87264 requires monitoring for unauthorized modifications to PeopleSoft Enterprise PeopleTools data via HTTP. Check PeopleSoft logs for unusual activity in the Integration Broker component. Ensure network traffic to PeopleSoft ports is inspected for suspicious requests targeting this component.

Impact Analysis

If exploited, this vulnerability could allow attackers to alter or delete sensitive data, potentially disrupting business operations. It may also enable unauthorized access to critical information, posing risks to data integrity and confidentiality.

Compliance Impact

This vulnerability could lead to unauthorized data modifications or deletions, violating integrity requirements in GDPR and HIPAA. Non-compliance risks include fines, legal penalties, and reputational damage due to compromised data integrity.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for PeopleSoft Enterprise PeopleTools versions 8.61-8.63. Ensure network access controls restrict HTTP access to trusted sources only. Monitor for unauthorized data modifications or deletions in PeopleSoft applications.

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