CVE-2023-40696: IBM Cognos Controller

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Cognos Controller 10.4.1, 10.4.2, and 11.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 264939.

Affected products

• IBM Cognos Controller: version 10.4.1 only; version 10.4.2 only; version 11.0.0 only

Published 2024-05-03. Last modified 2026-06-17.