CVE-2021-4455

critical · 9.8

The Wordpress Plugin Smart Product Review plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 1.0.4. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

9.8

CVSS

0.8%

EPSS (exploit prob.)

55th

EPSS percentile

2025-04-19

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-434

References

https://www.exploit-db.com/exploits/50533
https://www.wordfence.com/threat-intel/vulnerabilities/id/1de9183c-95b9-4500-85e2-08dcee956360?source=cve

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-4455