CVE-2026-83420

High

Description

Vulnerability in the PeopleSoft Enterprise FIN Engineering Brazil product of Oracle PeopleSoft (component: Engineering). The supported version that is affected is 9.1. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where PeopleSoft Enterprise FIN Engineering Brazil executes to compromise PeopleSoft Enterprise FIN Engineering Brazil. Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise FIN Engineering Brazil. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

SeverityHigh

CVSS7.8

Exploit probability—

ProductPeopleSoft Enterprise FIN Engineering Brazil

PublishedSep 15, 2026

First seenSep 15, 2026

Weakness typeCWE-269Improper privilege management

How to fix

Vendor advisories

oracle.com/security-alerts/cspusep2026.html

Affected products

Product	Affected versions	Fixed in
Oracle Corporation PeopleSoft Enterprise FIN Engineering Brazil	9.1	—

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