WordPress Vulnerability Report: March 2021, Part 3

New WordPress plugin and theme vulnerabilities were disclosed during the third week of March. This post covers the recent WordPress plugin, theme, and core vulnerabilities and what to do if you run one of the vulnerable plugins or themes on your website.

The WordPress Vulnerability Roundup is divided into three different categories: WordPress core, WordPress plugins, and WordPress themes.

Each vulnerability will have a severity rating of LowMediumHigh, or Critical. The severity ratings are based on the Common WordPress Vulnerability Scoring System.

In the March, Part 3 Report

WordPress Core Vulnerabilities

No new WordPress core vulnerabilities have been disclosed this month.

WordPress Plugin Vulnerabilities

1. Tutor LMS

Vulnerability: Multiple SQL Injection & Unprotected AJAX including Privilege Escalation
Patched in Version: 1.7.7
Severity: HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N


2. WP Super Cache

Vulnerability: Authenticated RCE
Patched in Version: 1.7.2
Severity: CriticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H


3. SEO Redirection

Vulnerability: Authenticated Reflected Cross-Site Scripting
Patched in Version: No Known Fix
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N


4. Flo Forms

Vulnerability: Authenticated Options Change to Stored XSS
Patched in Version: 1.0.36
Severity: CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H


5. Social Slider Widget

Vulnerability: Authenticated Reflected Cross-Site Scripting
Patched in Version: 1.8.5
Severity: CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L


6. Paid Membership Pro 

Vulnerability: Authenticated SQL Injection
Patched in Version: 2.5.6
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L


7. BuddyPress

Vulnerability: Multiple vulnerabilities, including REST API Privilege Escalation
Patched in Version: 7.2.1
Severity: HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L


8. Elementor

Vulnerability: Multiple Authenticated Stored Cross-Site Scripting
Patched in Version: 3.1.2
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N


Vulnerability: Authenticated Stored Cross-Site Scripting
Patched in Version: No Known Fix 
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N


10. WP Page Builder

Vulnerability: Insecure default configuration Allows Subscribers Editing Access to Posts
Patched in Version: 1.2.4
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N


11. PhastPress

Vulnerability: Open Redirect
Patched in Version: 1.111
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N


Vulnerability: Authenticated Stored Cross-Site Scripting
Patched in Version: No Known Fix 
Severity: MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N


13. WooCommerce Help Scout

Vulnerability: Unauthenticated Arbitrary File Upload leading to RCE
Patched in Version: No Known Fix (Actively Being Exploited Remove Now)
Severity: CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H


14. Controlled Admin Access

Vulnerability: Improper Access Control & Privilege Escalation
Patched in Version: 1.5.2
Severity: HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H


WordPress Theme Vulnerabilities

No new theme vulnerabilities have been disclosed this month.

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