CVE-2021-4436: The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to uploa

critical Affects 3dprint-lite (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to uploa

Package
3dprint-lite (WordPress plugin) WordPress
Affected versions
<1.9.1.5
Fixed in
1.9.1.5
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 7% (93.8th percentile)
Published
2024-02-05
Source
nvd

References

CWE-434
NVD record3dprint-lite (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories