Path Traversal in Phphtmledit Cuteeditor

CVE-2021-47751

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.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.007 (51.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-47751?
CVE-2021-47751 is a high-severity vulnerability in Phphtmledit Cuteeditor, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-01-13.
How severe is CVE-2021-47751?
High severity. CVSS v3 base score is 7.5 out of 10.