CVE-2021-23428: Elfinder.netcore Project Elfinder.netcore

Critical severity, CVSS 9.8. EPSS: 1.7% chance of exploitation in the next 30 days.

This affects all versions of package elFinder.NetCore. The Path.Combine(...) method is used to create an absolute file path. Due to missing sanitation of the user input and a missing check of the generated path its possible to escape the Files directory via path traversal

Affected products

Published 2021-09-01. Last modified 2026-06-17.