CVE-2021-24741— Support Board < 3.3.4 - Multiple Unauthenticated SQL Injections
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I. Basic Information for CVE-2021-24741
Vulnerability Information
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Vulnerability Title
Support Board < 3.3.4 - Multiple Unauthenticated SQL Injections
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Support Board WordPress plugin before 3.3.4 does not escape multiple POST parameters (such as status_code, department, user_id, conversation_id, conversation_status_code, and recipient_id) before using them in SQL statements, leading to SQL injections which are exploitable by unauthenticated users.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress 插件 SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 WordPress插件 Support Board 存在SQL注入漏洞，该漏洞源于Support Board WordPress插件在SQL语句中使用多个POST参数(如状态码、部门、用户id、会话id、会话状态码和收件人id)时，没有对它们进行转译，导致SQL注入被未经身份验证的用户利用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | Support Board | 3.3.4 ~ 3.3.4 | - |
II. Public POCs for CVE-2021-24741
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Multiple SQL Injection Vulnerability in Support Board Version 3.3.3 that allow remote unauthenticated attacker to execute arbitrary SQL commands via status_code, department, user_id, conversation_id, conversation_status_code, and recipient_id parameters to ajax.php which is connected to functions.php which the vulnerability is present. | https://github.com/itsjeffersonli/CVE-2021-24741 | POC Details |
| 2 | Multiple SQL Injection Vulnerability in Support Board Version 3.3.3 that allow remote unauthenticated attacker to execute arbitrary SQL commands via status_code, department, user_id, conversation_id, conversation_status_code, and recipient_id parameters to ajax.php which is connected to functions.php which the vulnerability is present. | https://github.com/dldygnl/CVE-2021-24741 | POC Details |
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Same Patch Batch · Unknown · 2021-09-20 · 34 CVEs total
| CVE-2021-24635 | Visual Link Preview < 2.2.3 - Unauthorised AJAX Calls | |
| CVE-2021-24596 | youForms for WordPress <= 1.0.5 - Authenticated Stored Cross-Site Scripting | |
| CVE-2021-24597 | You Shang <= 1.0.1 - Authenticated Stored Cross-Site Scripting | |
| CVE-2021-24600 | WP Dialog <= 1.2.5.5 - Authenticated Stored Cross-Site Scripting | |
| CVE-2021-24604 | Availability Calendar < 1.2.2 - Authenticated Stored Cross-Site Scripting | |
| CVE-2021-24606 | Availability Calendar < 1.2.1 - Authenticated SQL Injection | |
| CVE-2021-24609 | WP Mapa Politico Espana < 3.7.0- Authenticated Stored XSS | |
| CVE-2021-24613 | Post Views Counter < 1.3.5 - Authenticated Stored XSS | |
| CVE-2021-24618 | Donate With QRCode < 1.4.5 - Stored Cross-Site Scripting | |
| CVE-2021-24587 | Splash Header < 1.20.8 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24636 | Print My Blog < 3.4.2 - Plugin Deactivation via CSRF | |
| CVE-2021-24637 | Fonts Plugin < 3.0.3 - Contributor+ Stored Cross-Site Scripting | |
| CVE-2021-24638 | OMGF < 4.5.4 - Unauthenticated Path Traversal in REST API | |
| CVE-2021-24639 | OMGF < 4.5.4 - Subscriber+ Arbitrary File/Folder Deletion | |
| CVE-2021-24640 | Gutenslider < 5.2.0 - Contributor+ Stored XSS | |
| CVE-2021-24657 | Limit Login Attempts < 4.0.50 - Unauthenticated Stored Cross-Site Scripting | |
| CVE-2021-24663 | Simple School Staff Directory <= 1.1 - Admin+ Arbitrary File Upload | |
| CVE-2021-24396 | GSEOR <= 1.3 - Authenticated SQL Injection | |
| CVE-2021-24585 | Timetable and Event Schedule by MotoPress < 2.4.0 - Arbitrary User's Hashed Password/Email | |
| CVE-2021-24584 | Timetable and Event Schedule by MotoPress < 2.4.2 - Unauthorised Event TimeSlot Update |
Showing top 20 of 34 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Support Board
- CVE-2026-4815
SQL Injection vulnerability in Support Board - CVE-2026-4816
Reflected Cross Site Scripting (XSS) vulnerability in Suppor - CVE-2025-60182
WordPress Support Board plugin < 3.8.7 - Cross Site Scriptin - CVE-2025-54027
WordPress Support Board <= 3.8.0 - Cross Site Scripting (XSS - CVE-2025-54031
WordPress Support Board <= 3.8.0 - Local File Inclusion Vuln
Same vendor: Unknown
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Frontend File Manager Plugin <= 23.6 - Subscriber+ Arbitrary - CVE-2026-5306
Check & Log Email < 2.0.13 - Unauthenticated Stored XSS
Same weakness: CWE-89
- CVE-2021-47941
WordPress Plugin Survey & Poll 1.5.7.3 SQL Injection via sss - CVE-2021-47930
Balbooa Joomla Forms Builder 2.0.6 SQL Injection Unauthentic - CVE-2021-47928
Opencart TMD Vendor System 3.x Blind SQL Injection via produ - CVE-2026-8231
CodeAstro Online Catering Ordering System deleteorder.php sq - CVE-2025-14179
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V. Comments for CVE-2021-24741
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