CVE-2021-47751: Phphtmledit Rich Text Editor

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

CuteEditor for PHP (now referred to as Rich Text Editor) 6.6 contains a directory traversal vulnerability in the browse template feature that allows attackers to write files to arbitrary web root directories. Attackers can exploit the ServerMapPath() function by renaming uploaded HTML files using directory traversal sequences to write files outside the intended template directory.

Affected products

• Phphtmledit Rich Text Editor: up to and including 6.6

Published 2026-01-13. Last modified 2026-06-17.