CVE-2018-11686: Flowpaper Flexpaper

Critical severity, CVSS 9.8. EPSS: 52.5% chance of exploitation in the next 30 days.

The Publish Service in FlexPaper (later renamed FlowPaper) 2.3.6 allows remote code execution via setup.php and change_config.php.

Affected products

• Flowpaper Flexpaper: up to and including 2.3.6

Published 2019-07-03. Last modified 2026-06-17.