CVE-2020-36973: Michalc Pdw File Browser

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

PDW File Browser 1.3 contains a remote code execution vulnerability that allows authenticated users to upload and rename webshell files to arbitrary web server locations. Attackers can upload a .txt webshell, rename it to .php, and move it to accessible directories using double-encoded path traversal techniques.

Affected products

• Michalc Pdw File Browser: up to and including 1.3

Published 2026-01-28. Last modified 2026-06-17.