Clerk

Clerk has one disclosed vulnerability in the WordSec catalog, all reported in 2022; it is fixed as of September 2026. Their average CVSS score is 5.6, and the most serious one scores 5.6 out of 10.

The most common weakness is Authorization Bypass Through User-Controlled Key, behind 1 of the records (100%).

The one issue recorded for Clerk has a vendor fix available, so running the current release closes it.

All of these findings were reported by Francesco Carlucci. Clerk is installed on roughly 300 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 6.5.10.

Strategic Overview

Avg CVSSMedium
5.6/ 10
Patch Coverage100%
Open

0

Fixed

1

Get automatic notifications for all Clerk vulnerabilities before they are exploited.

Highest severity on recordCVSS 5.6CVE-2022-3907

Clerk <= 3.8.2 - Authorization Bypass via Insufficient Validation

Read the full analysis

Vulnerability Records

1 records
Showing 1–1 of 1 reports
Plugin Profile
Latestv4.2.1
5.0(1)
100/100
Last Updated
2025-03-26 (2y ago)
Active Installs
300+
Downloads
17,351
Requires WP
0+
Requires PHP
0+
Tested up to
WP 6.5.10
Created
2017-05-10 (10y ago)

Clerk.io is a software that helps your customers buy more from your webshop, through 4 amazing feature: Dynamic Product Recommendations, which are based directly on your customers behaviour An Intelligent Search Engine, which ranks products based on what most customers will be likely to buy Automated Email Recommendations, which always shows the right products to each individual customer Customer Segmentation, which lets you find the best possible Audience for any type of marketing. Clerk.io’s algorithms use your orders to continually updates each feature, so the right products will always be shown to each unique customer, based on their behaviour. When Clerk.io has been setup, it runs 100% automatically, so you can spend your time on other important parts of your business. With this plugin, you can easily get started with Clerk.io in a matter of minutes. You can get a 7 day free trial of Clerk.io, by going here: https://my.clerk.io/#/signup Once signed up, simply login to your my.clerk.io backend, which will guide you through the entire WooCommerce setup.

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