Vulnerability · Published Apr 19, 2025 · Assigned by Wordfence

CVE-2021-4455Wordpress Plugin Smart Product Review <= 1.0.4 - Unauthenticated Arbitrary File Upload

Critical 9.8

In plain English

A critical-severity unrestricted file upload in Wordpress Plugin Smart Product Review from Codeflist. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.8%top 43.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

VendorProductVersions
Codeflist Wordpress Plugin Smart Product Review 0 – through 1.0.4

Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References