CVE-2026-105464 Privilege escalation in Db2
A local attacker with DBADM authorization can gain elevated privileges in IBM Db2 due to improper privilege management.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-105464?
CVE-2026-105464 is a high-severity vulnerability in IBM Db2, published on 12 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to gain elevated privileges due to improper privilege management.
Weakness: CWE-269
Which versions are affected by CVE-2026-105464?
How do I fix CVE-2026-105464?
No fix has been published for CVE-2026-105464 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-105464 being exploited?
There is no known exploitation of CVE-2026-105464 in the wild and no public exploit code.
Sources
Also known as GHSA-v9r3-2h38-5wwx.