---
id: CVE-2026-91511
title: >-
  Vulnerability in the Oracle Purchasing product of Oracle E-Business Suite
  (component: Internal Operations)
summary: >-
  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 …
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: Oracle Purchasing
affected:
  - oracle_purchasing >= 12.2.3 <= 12.2.15
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:26:19.993Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-91511'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.736Z'
---

## Overview

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).

## Affected

- `oracle_purchasing >= 12.2.3 <= 12.2.15`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.