CVE-2026-101426
Modified Modified - Updated After Analysis

Privilege Escalation in Oracle PeopleSoft Enterprise PeopleTools

Publication date: 2026-10-20

Last updated on: 2026-11-05

Assigner: Oracle

Description
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: SQR). Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where PeopleSoft Enterprise PeopleTools executes to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker and 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 and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 6.9 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:N/I:H/A:H).

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Meta Information

Published
2026-10-20
Last Modified
2026-11-05
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
CVE-2026-101426
EUVD
EUVD-2026-105842

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

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Executive Summary

This is a vulnerability in Oracle PeopleSoft Enterprise PeopleTools (versions 8.61-8.63) where a high-privileged attacker with local access can exploit a flaw in the SQR component. The attack requires human interaction from another user and can lead to unauthorized data modification or denial of service.

Detection Guidance

Detection requires monitoring PeopleSoft Enterprise PeopleTools logs for unusual SQR component activity. Check for unauthorized data modifications or system hangs. Review logs for privilege escalation attempts or unexpected user interactions.

Impact Analysis

An attacker could gain unauthorized access to critical data, modify or delete it, or cause the PeopleSoft system to crash repeatedly, disrupting operations. This requires local access and human interaction but poses significant risks to data integrity and availability.

Compliance Impact

This vulnerability could lead to unauthorized data access, modification, or deletion, violating GDPR (data integrity/confidentiality) and HIPAA (protected health information integrity). Non-compliance risks include legal penalties and reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for PeopleSoft Enterprise PeopleTools versions 8.61-8.63 to address the vulnerability. Ensure only trusted users have privileged access to the infrastructure where PeopleSoft executes. Monitor for unusual activity or unauthorized data changes in PeopleSoft applications.

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