CVE-2025-36365: IBM Db2 Privilege Escalation

Published Jan 29, 2026
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 under specific configuration of cataloged remote storage aliases could allow an authenticated user to execute unauthorized commands due to an authorization bypass vulnerability using a user-controlled key.

Other sources

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) under specific configuration of cataloged remote storage aliases could allow an authenticated user to execute unauthorized commands due to an authorization bypass vulnerability using a user-controlled key.

— IBM

Affected Software

9 affected components
IBM Db2 for Linux, UNIX and Windows>=11.5.0<=11.5.9, >=12.1.0<=12.1.3
IBM IBM® Db2®<=11.5.0 - 11.5.9
IBM IBM® Db2®<=12.1.0 - 12.1.2
IBM Db2 Linux>=11.5.0<=11.5.9
IBM Db2 Unix>=11.5.0<=11.5.9
IBM Db2 Windows>=11.5.0<=11.5.9
IBM Db2 Linux>=12.1.0<=12.1.3
IBM Db2 Unix>=12.1.0<=12.1.3
IBM Db2 Windows>=12.1.0<=12.1.3

Remediation

Information

Customers running any vulnerable modpack level of an affected Program, V11.5, and V12.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent level for each impacted release: V11.5.9, and V12.1.2. They can be applied to any affected level of the appropriate release to remediate this vulnerability.   ReleaseFixed in mod packAPARDownload URLV11.5TBD https://www.ibm.com/support/pages/node/7087189 V12.1 TBD https://www.ibm.com/support/pages/db2-v1212-published-cumulative-special-build-downloads

Patch Available

https://www.ibm.com/support/pages/node/7257665

Event History

Jan 29, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Jan 30, 2026
CVE Published
via MITRE·09:27 PM
Data Sourced
via MITRE·09:27 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·10:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2025-36365?

CVE-2025-36365 is classified as a high-severity vulnerability due to the potential for privilege escalation in IBM Db2.

2

How do I fix CVE-2025-36365?

To mitigate CVE-2025-36365, update your IBM Db2 installation to the latest version that addresses this vulnerability.

3

What versions of IBM Db2 are affected by CVE-2025-36365?

CVE-2025-36365 affects IBM Db2 versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.3.

4

Who is impacted by CVE-2025-36365?

Authenticated users of IBM Db2 under specific configurations are at risk due to CVE-2025-36365.

5

What should I do if I cannot update my IBM Db2 to fix CVE-2025-36365?

If updating is not possible, review your configuration for vulnerabilities and restrict access to sensitive commands as a temporary measure.

Company

Resources

Contact

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