CVE-2026-101389

Analyzed Analyzed - Analysis Complete

Denial of Service in PeopleSoft Enterprise PeopleTools

Publication date: 2026-10-20

Last updated on: 2026-10-27

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).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-27

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101389

EUVD

EUVD-2026-105805

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

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.

Detection Guidance

This vulnerability affects Oracle PeopleSoft Enterprise PeopleTools versions 8.61-8.63. Detection requires checking the installed version of PeopleSoft Enterprise PeopleTools. If the version is within the affected range, the system is potentially vulnerable. No specific commands are provided in the context to detect exploitation attempts.

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.

Compliance Impact

This vulnerability causes a denial of service (DOS) in PeopleSoft Enterprise PeopleTools, leading to system unavailability. Such disruptions could impact compliance with regulations requiring data accessibility and availability, such as GDPR (data processing continuity) and HIPAA (system availability for healthcare data).

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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