CVE-2023-28526: IBM Informix Dynamic Server

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM Informix Dynamic Server 12.10 and 14.10 archecker is vulnerable to a heap buffer overflow, caused by improper bounds checking which could allow a local user to cause a segmentation fault. IBM X-Force ID: 251204.

Affected products

• IBM Informix Dynamic Server: version 12.10 only; version 14.10 only
• IBM Informix Dynamic Server On Cloud Pak For Data: any version

Published 2023-12-09. Last modified 2026-06-17.