CVE-2021-44663: Nottingham.ac Xerte Online Toolkits

Critical severity, CVSS 9.8. EPSS: 4% chance of exploitation in the next 30 days.

A Remote Code Execution (RCE) vulnerability exists in the Xerte Project Xerte through 3.8.4 via a crafted php file through elfinder in connetor.php.

Affected products

• Nottingham.ac Xerte Online Toolkits: up to and including 3.8.4

Published 2022-02-24. Last modified 2026-06-17.