CVE-2026-91465
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Unauthenticated Data Access in PeopleSoft Enterprise FIN Common Objects Argentina

Publication date: 2026-10-20

Last updated on: 2026-10-24

Assigner: Oracle

Description
Vulnerability in the PeopleSoft Enterprise FIN Common Objects Argentina product of Oracle PeopleSoft (component: Integration). The supported version that is affected is 9.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise PeopleSoft Enterprise FIN Common Objects Argentina. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all PeopleSoft Enterprise FIN Common Objects Argentina accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

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Meta Information

Published
2026-10-20
Last Modified
2026-10-24
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
CVE-2026-91465
EUVD
EUVD-2026-106713

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Oracle Corporation PeopleSoft Enterprise FIN Common Objects Argentina 9.1

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

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Executive Summary

This vulnerability affects Oracle PeopleSoft Enterprise FIN Common Objects Argentina version 9.1. It allows an unauthenticated attacker with network access to exploit it via Oracle Net, potentially leading to unauthorized access to critical data or complete access to all accessible data in the system.

Detection Guidance

Detection requires checking for Oracle PeopleSoft Enterprise FIN Common Objects Argentina version 9.1 with exposed Oracle Net services. Verify software version via PeopleSoft application logs or database queries. Inspect network traffic for unpatched Oracle Net protocol interactions on standard ports (e.g., 1521). Use Oracle's official patching tools to confirm vulnerability status.

Impact Analysis

If exploited, this vulnerability could allow attackers to access sensitive financial data stored in the PeopleSoft system without authentication. This may lead to data breaches, financial loss, or unauthorized modifications to critical information.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR, HIPAA, or other data protection regulations due to unauthorized access to sensitive personal or financial data. Organizations may face legal penalties, reputational damage, and loss of trust.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update for PeopleSoft Enterprise FIN Common Objects Argentina version 9.1. Restrict network access to Oracle Net ports used by the vulnerable component. Monitor for unauthorized access attempts to critical data.

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