CWE-502Vulnerability type
WordPress PHP Object Injection vulnerabilities (page 1261)
unserialize() on user input. Exploitable when a POP chain exists in WordPress, a plugin or a theme.
The VulnCrest analysis badge marks vulnerabilities we reproduced in our lab, with proof of execution.
| Severity | Vulnerability | CVE | Installs | Published |
|---|---|---|---|---|
| Critical9.8 | 2.1.2 - Arbitrary Options Change | CVE-2021-4362 | — | |
| Critical9.8 | SQL Injection | CVE-2021-24361 | — | |
| Medium6.1 | Reflected Cross-Site Scripting | CVE-2021-24368 | — | |
| High8.8 | SQL Injection | CVE-2021-24520 | — | |
| Medium5.4 | Authenticated Stored Cross-Site Scripting | CVE-2021-24369 | — | |
| Medium5.3 | Information Disclosure Jetpack – AI Agents & MCP, Security, Backup & Analytics<9.7.1Update to 2.0.8 or 2.1.6 or 2.2.9 or 2.3.9 or 2.4.6 or 2.5.4 or 2.6.5 or 2.7.4 or 2.8.4 or 2.9.5 or 3.0.5 or 3.1.4 or 3.2.4 or 3.3.5 or 3.4.5 or 3.5.5 or 3.6.3 or 3.7.4 or 3.8.4 or 3.9.8 or 4.0.5 or 4.1.2 or 4.2.3 or 4.3.3 or 4.4.3 or 4.5.1 or 4.6.1 or 4.7.2 or 4.8.3 or 4.9.1 or 5.0.1 or 5.1.2 or 5.2.3 or 5.3.2 or 5.4.2 or 5.5.3 or 5.6.3 or 5.7.3 or 5.8.2 or 5.9.2 or 6.0.2 or 6.1.3 or 6.2.3 or 6.3.5 or 6.4.4 or 6.5.2 or 6.6.3 or 6.7.2 or 6.8.3 or 6.9.2 or 7.0.3 or 7.1.3 or 7.2.3 or 7.3.3 or 7.4.3 or 7.5.5 or 7.6.2 or 7.7.4 or 7.8.2 or 7.9.2 or 8.0.1 or 8.1.2 or 8.2.4 or 8.3.1 or 8.4.3 or 8.5.1 or 8.6.2 or 8.7.2 or 8.8.3 or 8.9.2 or 9.0.3 or 9.1.1 or 9.2.2 or 9.3.3 or 9.4.2 or 9.5.3 or 9.6.2 or 9.7.1 | CVE-2021-24374 | — | |
| Critical9.8 | Unauthenticated Arbitrary File Upload | CVE-2021-24370 | — | |
| Medium5.4 | Admin Columns Free < 4.3 and Pro < 5.5.1 Stored Cross-Site Scripting | CVE-2021-24366 | — | |
| Medium6.4 | Stored Cross-Site Scripting | CVE-2021-24357 | — | |
| Medium6.1 | Open Redirect | CVE-2021-24358 | — | |
| Medium6.5 | Authenticated SQL Injection | CVE-2021-24360 | — | |
| Medium5.3 | Open Redirect | CVE-2021-24359 | — | |
| Medium6.1 | Reflected Cross-Site Scripting | CVE-2021-24351 | — | |
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting | CVE-2021-24367 | — | |
| Medium6.6 | Authenticated PHAR Deserialization | CVE-2021-4451 | — | |
| Medium6.6 | Authenticated (Admin+) SQL Injection | CVE-2021-24345 | — | |
| Medium5.4 | Reflected Cross-Site Scripting | CVE-2021-24346 | — | |
| High8.8 | SQL Injection | CVE-2021-24341 | — | |
| High7.2 | SQL Injection | CVE-2021-24348 | — | |
| High8.8 | 2.0.3 - Authenticated Arbitrary Plugin Activation | CVE-2021-24356 | — | |
| High8.8 | 2.0.3 - Authenticated Arbitrary Plugin Installation | CVE-2021-24354 | — | |
| High8.8 | 2.0.3 - Unauthenticated Redirect Export | CVE-2021-24352 | — | |
| High7.2 | Unauthenticated Stored Cross-Site Scripting | CVE-2021-24350 | — | |
| Medium6.1 | Reflected Cross-Site Scripting | CVE-2021-24349 | — | |
| High8.8 | 2.0.3 - Unauthenticated Redirect Import | CVE-2021-24353 | — | |
| Medium4.3 | 2.0.3 - Authenticated Wildcard Activation and Retrieval | CVE-2021-24355 | — | |
| Medium5.5 | Authenticated Stored Cross-Site Scripting via extra_data Parameter | CVE-2021-24424 | — | |
| High8.8 | Authenticated Shell Upload | CVE-2021-24347 | — | |
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting | CVE-2021-24344 | — | |
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting | CVE-2021-47957 | — |
- Critical9.82.1.2 - Arbitrary Options Change
Social Sharing Plugin – Kiwi
2.1.0 – 2.1.2Update to 2.1.3
- Critical9.8SQL Injection
Location Manager
<2.1.0.10Update to 2.1.0.10
- Medium6.1Reflected Cross-Site Scripting
Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker
≤7.1.17Update to 7.1.18
- High8.8SQL Injection
Stock in & out
≤1.0.4No patch available
- Medium5.4Authenticated Stored Cross-Site Scripting
Payment forms, Buy now buttons, and Invoicing System | GetPaid
≤2.3.3Update to 2.3.4
- Medium5.3Information Disclosure
Jetpack – AI Agents & MCP, Security, Backup & Analytics
<9.7.1Update to 2.0.8 or 2.1.6 or 2.2.9 or 2.3.9 or 2.4.6 or 2.5.4 or 2.6.5 or 2.7.4 or 2.8.4 or 2.9.5 or 3.0.5 or 3.1.4 or 3.2.4 or 3.3.5 or 3.4.5 or 3.5.5 or 3.6.3 or 3.7.4 or 3.8.4 or 3.9.8 or 4.0.5 or 4.1.2 or 4.2.3 or 4.3.3 or 4.4.3 or 4.5.1 or 4.6.1 or 4.7.2 or 4.8.3 or 4.9.1 or 5.0.1 or 5.1.2 or 5.2.3 or 5.3.2 or 5.4.2 or 5.5.3 or 5.6.3 or 5.7.3 or 5.8.2 or 5.9.2 or 6.0.2 or 6.1.3 or 6.2.3 or 6.3.5 or 6.4.4 or 6.5.2 or 6.6.3 or 6.7.2 or 6.8.3 or 6.9.2 or 7.0.3 or 7.1.3 or 7.2.3 or 7.3.3 or 7.4.3 or 7.5.5 or 7.6.2 or 7.7.4 or 7.8.2 or 7.9.2 or 8.0.1 or 8.1.2 or 8.2.4 or 8.3.1 or 8.4.3 or 8.5.1 or 8.6.2 or 8.7.2 or 8.8.3 or 8.9.2 or 9.0.3 or 9.1.1 or 9.2.2 or 9.3.3 or 9.4.2 or 9.5.3 or 9.6.2 or 9.7.1
- Critical9.8Unauthenticated Arbitrary File Upload
Fancy Product Designer
<4.6.9Update to 4.6.9
- Medium5.4Admin Columns Free < 4.3 and Pro < 5.5.1 Stored Cross-Site Scripting
Admin Columns
≤4.2Update to 4.3
- Medium6.4Stored Cross-Site Scripting
FooGallery Photo Gallery : Image, Video & Masonry Galleries
<2.0.35Update to 2.0.35
- Medium6.1Open Redirect
The Plus Addons for Elementor Page Builder Pro
<4.1.10Update to 4.1.10
- Medium6.5Authenticated SQL Injection
Yes/No Chart
<1.0.12Update to 1.0.12
- Medium5.3Open Redirect
The Plus Addons for Elementor Page Builder Pro
<4.1.11Update to 4.1.11
- Medium6.1Reflected Cross-Site Scripting
The Plus Addons for Elementor Page Builder Pro
<4.1.12Update to 4.1.12
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
WP Config File Editor
≤1.7.1No patch available
- Medium6.6Authenticated PHAR Deserialization
NinjaFirewall (WP Edition) – Advanced Security Plugin and Firewall
<4.3.4Update to 4.3.4
- Medium6.6Authenticated (Admin+) SQL Injection
Sendit WP Newsletter
≤2.5.1No patch available
- Medium5.4Reflected Cross-Site Scripting
Stock in & out
≤1.0.4No patch available
- High8.8SQL Injection
Xllentech English Islamic Calendar
≤2.6.7Update to 2.6.8
- High7.2SQL Injection
Side Menu – add fixed side buttons
≤3.1.3Update to 3.1.5
- High8.82.0.3 - Authenticated Arbitrary Plugin Activation
Simple 301 Redirects by BetterLinks – Easy Redirect Manager
2.0.0 – 2.0.3Update to 2.0.4
- High8.82.0.3 - Authenticated Arbitrary Plugin Installation
Simple 301 Redirects by BetterLinks – Easy Redirect Manager
2.0.0 – 2.0.3Update to 2.0.4
- High8.82.0.3 - Unauthenticated Redirect Export
Simple 301 Redirects by BetterLinks – Easy Redirect Manager
2.0.0 – 2.0.3Update to 2.0.4
- High7.2Unauthenticated Stored Cross-Site Scripting
Visitors
≤0.3No patch available
- Medium6.1Reflected Cross-Site Scripting
Gallery from files
≤1.60No patch available
- High8.82.0.3 - Unauthenticated Redirect Import
Simple 301 Redirects by BetterLinks – Easy Redirect Manager
2.0.0 – 2.0.3Update to 2.0.4
- Medium4.32.0.3 - Authenticated Wildcard Activation and Retrieval
Simple 301 Redirects by BetterLinks – Easy Redirect Manager
2.0.0 – 2.0.3Update to 2.0.4
- Medium5.5Authenticated Stored Cross-Site Scripting via extra_data Parameter
WP Reset
≤1.86Update to 1.90
- High8.8Authenticated Shell Upload
SP Project & Document Manager
<4.22Update to 4.22
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
Easy Preloader
≤1.0.0No patch available
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
Cookie Law Bar
≤1.2.1No patch available