Privilege Escalation in IBM Db2 11.5.x12.1.x via Crafted Query
CVE-2026-10543 Published on August 12, 2026
IBM® Db2® is vulnerable to privilege escalation with a specially crafted query
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to privilege escalation with a specially crafted query.
Vulnerability Analysis
CVE-2026-10543 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a high impact on integrity, and no impact on availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-10543 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-10543
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Affected Versions
IBM Db2:- Version 11.5.0, <= 11.5.9 is affected.
- Version 12.1.0, <= 12.1.5 is affected.