Denial of Service Vulnerability in IBM Db2 for Linux, UNIX, and Windows
CVE-2026-1352

6.5MEDIUM

Key Information:

Vendor

IBM
Status
Db2
Vendor
CVE Published:
22 April 2026

What is CVE-2026-1352?

IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 for Linux, UNIX, and Windows are susceptible to a denial of service. This vulnerability occurs when an authenticated user exploits improper handling of special characters in data query logic, potentially leading to service disruptions. Organizations using these Db2 versions are urged to apply the necessary patches to mitigate this risk.

Affected Version(s)

Db2 11.5.0 <= 11.5.9

Db2 12.1.0 <= 12.1.4

References

https://www.ibm.com/support/pages/node/7269433
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.