New WordPress plugin and theme vulnerabilities were disclosed during the first half of January. 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 Low, Medium, High, or Critical.
WordPress Core Vulnerabilities
WordPress Plugin Vulnerabilities
1. LiteSpeed Cache – Low

LiteSpeed Cache versions below 3.6.1 have an Authenticated Stored Cross-Site Scripting vulnerability.
2. Newsletter Manager – High
All versions of Newsletter Manager have a Unauthenticated Insecure Deserialization vulnerability.
3. Site Offline – Medium

Site Offline versions below 1.4.4 have Multiple Cross-Site Request Forgery vulnerabilities.
4. WP Postratings – Medium

WP Postratings versions below 1.86.1 have an Authenticated Stored Cross-Site Scripting vulnerability.
5. Custom Global Variables – High
All versions of Custom Global Variables have a Stored Cross-Site Scripting vulnerability.
6. Stripe Payments – Medium

Stripe Payments versions below 2.0.40 have an Authenticated Stored Cross-Site Scripting vulnerability.
7. Orbit Fox by ThemeIsle – Medium

Orbit Fox by ThemeIsle versions below 2.10.3 have an Authenticated Stored Cross Site Scripting vulnerability.
8. WP Paginate – Medium

WP Paginate versions below 2.1.4 have an Authenticated Stored Cross-Site Scripting vulnerability.
9. WP Quick FrontEnd Editor – Medium
All versions of WP Quick FrontEnd Editor have an Authenticated Content Injection vulnerability.
WordPress Theme Vulnerabilities
January Security Tip: Scan Your Websites for Vulnerabilities
60% of website breaches involve vulnerabilities for which a patch was available but not applied. This means having software with known vulnerabilities installed on your site gives hackers the blueprints they need to take over your site.
Every day, it gets harder and harder to keep track of every disclosed WordPress vulnerability. You have to compare that list to the versions of plugins and themes you have installed on your site… and make sure you’re constantly updating.
To solve this problem, the iThemes Security Pro plugin just rolled out a better way to protect your sites against software vulnerabilities, the number one culprit of hacked and compromised WordPress sites.
The new, improved WordPress Security Site Scan powered by iThemes performs automatic checks for known website vulnerabilities and, if a patch is available, iThemes Security Pro will automatically apply the fix for you … so you don’t have to. Whew. that’s some peace of mind.

A WordPress Security Plugin Can Help Secure Your Website
iThemes Security Pro, our WordPress security plugin, offers 50+ ways to secure and protect your website from common WordPress security vulnerabilities. With WordPress, two-factor authentication, brute force protection, strong password enforcement, and more, you can add an extra layer of security to your website.
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The post WordPress Vulnerability Roundup: January 2021, Part 1 appeared first on iThemes.
Source: Security Feed