High severity · published Oct 20, 2026
CVE-2026-91511
Vulnerability in the Oracle Purchasing product of Oracle E-Business Suite (component: Internal Operations)
7.1
CVSS
0.2%
EPSS
No
On KEV
Description
Vulnerability in the Oracle Purchasing product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Purchasing. While the vulnerability is in Oracle Purchasing, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Purchasing accessible data as well as unauthorized update, insert or delete access to some of Oracle Purchasing accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N).
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Oracle Purchasing · Oracle Corporation
12.2.3 through 12.2.15 · source: vendor
Affected product
OP
Oracle Purchasing
Oracle Corporation
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