Vulnerability record · CVE-2026-11906 · published 30 June 2026

CVE-2026-11906: Ibm db2 vulnerability

Ibm · Db2

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.

6.5 CVSS 3.1 Medium EPSS 0.42% · top 66.2% CWE-1284 · CWE-1284

6.5CVSS 3.1 base score

0.42%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

1References

2 Jul 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Db2 Ibm

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2012-1797Ibm db2 permissions and access controls vulnerabilityIBM DB2 9.5 uses world-writable permissions for nodes.reg, which has unspecified impact and attack vectors.EPSS 1.7%20 Mar 2012 10.0CVE-2010-3731Ibm db2 memory buffer overflow vulnerabilityStack-based buffer overflow in the validateUser implementation in the com.ibm.db2.das.core.DasSysCmd function in db2dasrrm in the DB2 Administration …EPSS 9.6%5 Oct 2010 10.0CVE-2010-3193Ibm db2 vulnerabilityUnspecified vulnerability in the DB2STST program in IBM DB2 9.1 before FP9, 9.5 before FP6, and 9.7 before FP2 has unknown impact and attack vectors.EPSS 2.7%31 Aug 2010 10.0CVE-2009-4335Ibm db2 vulnerabilityMultiple unspecified vulnerabilities in bundled stored procedures in the Spatial Extender component in IBM DB2 9.5 before FP5 have unknown impact and…EPSS 2.3%16 Dec 2009 10.0CVE-2009-3473Ibm db2 vulnerabilityIBM DB2 9.1 before FP8 does not require the SETSESSIONUSER privilege for the SET SESSION AUTHORIZATION statement, which has unspecified impact and re…EPSS 2.0%29 Sep 2009 10.0CVE-2008-6820Ibm db2 vulnerabilityThe db2fmp process in IBM DB2 8 before FP17, 9.1 before FP5, and 9.5 before FP2 on Windows runs with "OS privilege," which has unknown impact and att…EPSS 1.8%3 Jun 2009 10.0CVE-2008-6821Ibm db2 memory buffer overflow vulnerabilityBuffer overflow in the DAS server in IBM DB2 8 before FP17, 9.1 before FP5, and 9.5 before FP2 might allow attackers to execute arbitrary code or cau…EPSS 3.7%3 Jun 2009 10.0CVE-2008-4692Ibm db2 vulnerabilityThe Native Managed Provider for .NET component in IBM DB2 8 before FP17, 9.1 before FP6, and 9.5 before FP2, when a definer cannot maintain objects, …EPSS 2.1%22 Oct 2008

Source: NIST National Vulnerability Database (record CVE-2026-11906), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.