CVE-2026-11906NVD

Vulnerability Summary

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.

Severity Level

MEDIUM(6.5)

Published Date

Jun 30, 2026

Last Modified

Jul 2, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.29%Probability

Root Weakness (CWE)

CWE-1284: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 6.5 (MEDIUM)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityNone

IntegrityNone

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Ibm Db2 >= 11.5.0 and <= 11.5.9
Ibm Db2 >= 12.1.0 and <= 12.1.4

Patched Versions

Not provided by NVD for this CVE.

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