CVE-2026-11906

Medium

Description

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in the data query logic of XMLTable-derived columns.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Ibm Db2

PublishedJun 30, 2026

First seenJun 30, 2026

Weakness typeCWE-1284CWE-1284

How to fix

Patches

ibm.com/support/pages/node/7277423

Affected products

Product	Affected versions	Fixed in
ibm db2	11.5.0 ≤ v ≤ 11.5.9, 12.1.0 ≤ v ≤ 12.1.4	—

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