Denial of Service in PeopleSoft Enterprise PeopleTools

Publication date: 2026-10-20

Last updated on: 2026-10-20

Assigner: Oracle

Description

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Business Interlink). Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-10-20

Generated

2026-10-21

AI Q&A

2026-10-21

EPSS Evaluated

N/A

NVD

CVE-2026-101389

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle	Corporation	PeopleSoft Enterprise PeopleTools 8.61

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 to 8.63. It allows an unauthenticated attacker to remotely cause a denial of service (DOS) by sending specially crafted HTTP requests. The attack does not require user interaction or authentication and can repeatedly crash the system.

Impact Analysis

If exploited, this vulnerability could cause your PeopleSoft Enterprise PeopleTools system to hang or crash repeatedly, making it unavailable for legitimate users. This disrupts business operations relying on the system.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update for PeopleSoft Enterprise PeopleTools versions 8.61-8.63 to address the vulnerability. Ensure network access controls restrict HTTP traffic to trusted sources only.

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