Quick answers
- Is CVE-2026-91263 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-91263 being exploited in the wild.
- How severe is CVE-2026-91263?
- Medium severity, with a CVSS score of 4.9, published 20 October 2026.
- Which products and versions are affected?
- Oracle Peoplesoft Enterprise Peopletools 8.61 to 8.63.
- Is there a fix for CVE-2026-91263?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-91263 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-91263?
- Check whether you run Oracle Peoplesoft Enterprise Peopletools at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
A difficult-to-exploit authorization flaw in the Notification Configuration component of PeopleSoft Enterprise PeopleTools allows authenticated network attackers to perform unauthorized data access operations. The vulnerability has a changed security scope, indicating impacts may extend beyond PeopleTools itself to connected systems. Successful exploitation results in unauthorized read, insert, update, and delete access to accessible data within PeopleTools.
Affected products
- Oracle PeopleSoft Enterprise PeopleTools 8.61 to 8.63
Timeline
- 2026-10-20: disclosed