CVE-2026-11906

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7277423	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:ibm:db2::::::::
	cpe:2.3:a:ibm:db2::::::::

OR	cpe:2.3:o:linux:linux_kernel:-:::::::*
	cpe:2.3:o:microsoft:windows:-:::::::*
	cpe:2.3:o:opengroup:unix:-:::::::*

History

02 Jul 2026, 18:36

Type	Values Removed	Values Added
First Time		Linux Ibm db2 Linux linux Kernel Microsoft windows Opengroup unix Ibm Microsoft Opengroup
CPE		cpe:2.3:o:microsoft:windows:-:::::::* cpe:2.3:o:opengroup:unix:-:::::::* cpe:2.3:o:linux:linux_kernel:-:::::::* cpe:2.3:a:ibm:db2::::::::
References	~~() https://www.ibm.com/support/pages/node/7277423 -~~	() https://www.ibm.com/support/pages/node/7277423 - Vendor Advisory

30 Jun 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-30 20:17

Updated : 2026-07-02 18:36

NVD link : CVE-2026-11906

Mitre link : CVE-2026-11906

CVE.ORG link : CVE-2026-11906

JSON object : View

Products Affected

opengroup

unix

ibm

db2

microsoft

windows

linux

linux_kernel

CWE

CWE-1284

Improper Validation of Specified Quantity in Input

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