Vulnerable plugins and themes are the #1 reason WordPress websites get hacked. The weekly WordPress Vulnerability Report powered by WPScan covers recent WordPress plugin, theme, and core vulnerabilities, and what to do if you run one of the vulnerable plugins or themes on your website.
Each vulnerability will have a severity rating of Low, Medium, High, or Critical. Responsible disclosure and reporting of vulnerabilities is an integral part of keeping the WordPress community safe.
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WordPress Core Vulnerabilities
The latest version of WordPress core is 5.8.2. As a best practice, always be sure to run the latest version of WordPress core!
1. WordPress
Vulnerability: Expired DST Root CA X3 Certificate
Patched in Version: 5.8.2
Explanation:The wp-includes/certificates/ca-bundle.crt file contains a DST Root CA X3 which expired on September 30th, 2021, raising security warning in some cases.
WordPress Plugin Vulnerabilities
In this section, the latest WordPress plugin vulnerabilities have been disclosed. Each plugin listing includes the type of vulnerability, the version number if patched, and the severity rating.
1. Registrations for the Events Calendar

Plugin: Registrations for the Events Calendar
Vulnerability: Unauthenticated SQL Injection
Patched in Version: 2.7.6
Severity Score: High
2. LoginWP

Plugin: LoginWP
Vulnerability: Reflected Cross-Site Scripting
Patched in Version: 3.0.0.5
Severity Score: High
3. WooCommerce Currency Switcher

Plugin: WooCommerce Currency Switcher
Vulnerability: Reflected Cross-Site Scripting
Patched in Version: 1.3.7.1
Severity Score: Medium
4. Secure Copy Content Protection and Content Locking

Plugin: Secure Copy Content Protection and Content Locking
Vulnerability: Subscriber+ Email Address Disclosure
Patched in Version: 2.8.2
Severity Score: High
5. Bookly

Plugin: Bookly
Vulnerability: Staff Member Stored Cross-Site Scripting
Patched in Version: 20.3.1
Severity Score: Medium
6. Email Log

Plugin: Email Log
Vulnerability: Reflected Cross-Site Scripting
Patched in Version: 2.4.8
Severity Score: High
7. Tawk.to Live Chat

Plugin: Tawk.to Live Chat
Vulnerability: Subscriber+ Visitor Monitoring & Chat Removal
Patched in Version: 0.6.0
Severity Score: High
8. WP Data Access
Plugin: WP Data Access
Vulnerability: Admin+ SQL Injection
Patched in Version: 5.0.0
Severity Score: High
9. PDF.js Viewer

Plugin: PDF.js Viewer
Vulnerability: Contributor+ Stored Cross-Site Scripting
Patched in Version: 2.0.2
Severity Score: Medium
10. Backup and Restore

Plugin: Backup and Restore
Vulnerability: Admin+ Arbitrary File Deletion
Patched in Version: No known fix
Severity Score: Medium
11. LearnPress

Plugin: LearnPress
Vulnerability: Admin+ SQL Injection
Patched in Version: 4.1.4
Severity Score: Medium
12. Get Custom Field Values

Plugin: Get Custom Field Values
Vulnerability: Contributor+ Stored Cross-Site Scripting
Patched in Version: 4.0.1
Severity Score: Medium
13. Booking Package

Plugin: Booking Package
Vulnerability: Reflected Cross-Site Scripting
Patched in Version: 1.5.11
Severity Score: Medium
14. Like Button Rating

Plugin: Like Button Rating
Vulnerability: Unauthorised Vote Export to Email & IP Addresses Disclosure
Patched in Version: 2.6.38
Severity Score: High
15. Caldera Forms

Plugin: Caldera Forms
Vulnerability: Admin+ Stored Cross-Site Scripting
Patched in Version: 1.9.5
Severity Score: Low
16. Starter Templates

Plugin: Starter Templates
Vulnerability: Contributor+ Block Import to Stored XSS
Patched in Version: 2.7.1
Severity Score: High
17. Contact Form Email

Plugin: Contact Form Email
Vulnerability: Admin+ Stored Cross-Site Scripting
Patched in Version: 1.3.25
Severity Score: Low
18. Video Gallery – Vimeo and YouTube Gallery

Plugin: Video Gallery – Vimeo and YouTube Gallery
Vulnerability: Admin+ Stored Cross-Site Scripting
Patched in Version: 1.1.5
Severity Score: Low
19. WordPress Popular Posts

Plugin: WordPress Popular Posts
Vulnerability: Admin+ Stored Cross-Site Scripting
Patched in Version: 5.3.4
Severity Score: Low
How to Protect Your WordPress Website From Vulnerable Plugins and Themes
As you can see from this report, lots of new WordPress plugin and theme vulnerabilities are disclosed each week. We know it can be difficult to stay on top of every reported vulnerability disclosure, so the iThemes Security Pro plugin makes it easy to make sure your site isn’t running a theme, plugin, or WordPress core version with a known vulnerability.
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Each week, the team at iThemes team publishes new WordPress tutorials and resources, including the Weekly WordPress Vulnerability Report. Since 2008, iThemes has been dedicated to helping you build, maintain, and secure WordPress sites for yourself or for clients. Our mission? Make People’s Lives Awesome.