CVE-2026-34277
Received Received - Intake

Unauthorized Data Access and Partial DoS in PeopleSoft Fluid Core

Vulnerability report for CVE-2026-34277, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-04-21

Last updated on: 2026-04-23

Assigner: Oracle

Description

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Fluid Core). Supported versions that are affected are 8.61-8.62. Easily exploitable vulnerability allows high 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 update, insert or delete access to some of PeopleSoft Enterprise PeopleTools accessible data as well as unauthorized read access to a subset of PeopleSoft Enterprise PeopleTools accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 6.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L).

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-04-21
Last Modified
2026-04-23
Generated
2026-07-06
AI Q&A
2026-04-22
EPSS Evaluated
2026-07-05
NVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
oracle peoplesoft_enterprise_peopletools 8.61
oracle peoplesoft_enterprise_peopletools 8.62

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

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Compliance Impact

This vulnerability allows a high privileged attacker with network access to compromise PeopleSoft Enterprise PeopleTools, resulting in unauthorized read, update, insert, or delete access to accessible data, as well as partial denial of service.

Such unauthorized access and potential data manipulation could lead to violations of data protection regulations and standards such as GDPR and HIPAA, which require strict controls over data confidentiality, integrity, and availability.

Therefore, exploitation of this vulnerability may negatively impact compliance with these common standards and regulations by exposing sensitive data or disrupting service availability.

Executive Summary

This vulnerability exists in the PeopleSoft Enterprise PeopleTools product, specifically in the Fluid Core component, affecting versions 8.61 to 8.62.

It is easily exploitable by a high privileged attacker who has network access via HTTP.

The attacker can compromise PeopleSoft Enterprise PeopleTools, potentially impacting additional related products.

Successful exploitation can lead to unauthorized update, insert, or delete operations on accessible data, unauthorized read access to some data, and the ability to cause a partial denial of service (partial DOS) on the PeopleTools system.

Impact Analysis

If exploited, this vulnerability can allow an attacker with high privileges and network access to:

  • Unauthorized modification (update, insert, delete) of accessible data within PeopleSoft Enterprise PeopleTools.
  • Unauthorized reading of a subset of accessible data.
  • Cause a partial denial of service (partial DOS) affecting the availability of PeopleSoft Enterprise PeopleTools.

These impacts affect the confidentiality, integrity, and availability of the system, potentially disrupting business operations and compromising sensitive information.

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EPSS Chart