How severe is CVE-2026-91478?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Oracle Corporation Peoplesoft Enterprise Scm Strategic Sourcing

CVE-2026-91478

Vulnerability in the PeopleSoft Enterprise SCM Strategic Sourcing product of Oracle PeopleSoft (component: Strategic Sourcing). The supported version that is affected is 9.2. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise SCM Strategic Sourcing. Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise SCM Strategic Sourcing. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Published 2026-10-20 · last modified 2026-10-21.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Oracle Corporation Peoplesoft Enterprise Scm Strategic Sourcing — versions 9.2

References

www.oracle.com/security-alerts/cpuoct2026.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-91478?: CVE-2026-91478 is a high-severity vulnerability in Oracle Corporation Peoplesoft Enterprise Scm Strategic Sourcing. CVSS score: 8.8/10. Published 2026-10-20.
How severe is CVE-2026-91478?: High severity. CVSS v3 base score is 8.8 out of 10.