CVE-2020-11586: Cipplanner Cipace

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

An XXE issue was discovered in CIPPlanner CIPAce 9.1 Build 2019092801. An unauthenticated attacker can make an API request that contains malicious XML DTD data.

Affected products

• Cipplanner Cipace: before 9.1 (fixed in 9.1)

Published 2020-04-06. Last modified 2026-06-17.