---
id: CVE-2026-18166
title: >-
  IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and
  Windows (includes DB2 Connect Server) could allow a remote authenticated
  attacker to obtain sensitive information due to improper authorization when
  using the C…
summary: >-
  IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and
  Windows (includes DB2 Connect Server) could allow a remote authenticated
  attacker to obtain sensitive information due to improper authorization when
  using the C…
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'
cwe:
  - CWE-284
published: '2026-10-12'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T23:17:36.577'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-18166'
references:
  - url: 'https://www.ibm.com/support/pages/node/7291606'
    label: psirt@us.ibm.com
tags:
  - nvd
ingestedAt: '2026-10-12T20:03:12.354Z'
---

## Overview

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a remote authenticated attacker to obtain sensitive information due to improper authorization when using the CREATE WRAPPER command.

## Remediation

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