XSS in Oracle Peoplesoft Enterprise Peopletools

CVE-2026-21951

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Integration Broker). Supported versions that are affected are 8.60, 8.61 and 8.62. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker and 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. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-21951?
CVE-2026-21951 is a medium-severity vulnerability in Oracle Peoplesoft Enterprise Peopletools, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-01-20.
How severe is CVE-2026-21951?
Medium severity. CVSS v3 base score is 6.1 out of 10.