Medium severity · published Oct 20, 2026
CVE-2026-91263
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Notification Configuration)
4.9
CVSS
0.2%
EPSS
No
On KEV
Description
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Notification Configuration). Supported versions that are affected are 8.61-8.63. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. 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 4.9 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N).
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PE
PeopleSoft Enterprise PeopleTools · Oracle Corporation
8.61 through 8.63 · source: vendor, NVD
Affected product
PE
PeopleSoft Enterprise PeopleTools
Oracle Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-91263
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-91263
Vendor Advisory
https://www.oracle.com/security-alerts/cpuoct2026.html
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