---
id: CVE-2026-105466
title: >-
  IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a
  denial of service when inserting into a table with XML columns under specific
  conditions.
summary: >-
  IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a
  denial of service when inserting into a table with XML columns under specific
  conditions.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-770
published: '2026-10-12'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T23:17:20.063'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105466'
references:
  - url: 'https://www.ibm.com/support/pages/node/7291608'
    label: psirt@us.ibm.com
tags:
  - nvd
ingestedAt: '2026-10-12T20:03:12.352Z'
---

## Overview

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service when inserting into a table with XML columns under specific conditions.

## Remediation

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