CVE-2021-24623— WordPress Advanced Ticket System < 1.0.64 - Authenticated Stored Cross-Site Scripting (XSS)
Quick assessment
Affected
Unknown WordPress Advanced Ticket System, Elite Support Helpdesk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
WordPress是WordPress（Wordpress）基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。 WordPress plugin WordPress Advanced Ticket System、Elite Support Helpdesk 存在跨站脚本漏洞，该漏洞源于1.0.64 之前的 WordPress 插件在保存到数据库或输出之前不会清理或转义表单值。攻击者可利用该漏洞执行客户端代码。
Possible ATT&CK Techniques 2 AI
T1189 · Drive-by Compromise T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-24623
Vulnerability Information
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Vulnerability Title
WordPress Advanced Ticket System < 1.0.64 - Authenticated Stored Cross-Site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
The WordPress Advanced Ticket System, Elite Support Helpdesk WordPress plugin before 1.0.64 does not sanitize or escape form values before saving to the database or when outputting, which allows high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是WordPress（Wordpress）基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。 WordPress plugin WordPress Advanced Ticket System、Elite Support Helpdesk 存在跨站脚本漏洞，该漏洞源于1.0.64 之前的 WordPress 插件在保存到数据库或输出之前不会清理或转义表单值。攻击者可利用该漏洞执行客户端代码。
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 | WordPress Advanced Ticket System, Elite Support Helpdesk | 1.0.64 ~ 1.0.64 | - |
|
II. Public POCs for CVE-2021-24623
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-24623 (1)
Same Patch Batch · Unknown · 2021-09-13 · 20 CVEs total
| CVE-2021-24605 | Custom Post View Generator <= 0.4.6 - Reflected Cross-Site Scripting | |
| CVE-2021-24431 | Language Bar Flags <= 1.0.8 - CSRF to Stored XSS | |
| CVE-2021-24490 | Email Artillery <= 4.1 - Arbitrary File Upload | |
| CVE-2021-24491 | Fileviewer <= 2.2 - Arbitrary File Upload/Deletion via CSRF | |
| CVE-2021-24493 | Shopp eCommerce <= 1.4 - Unauthenticated Arbitrary File Upload | |
| CVE-2021-24508 | Smash Balloon Social Post Feed < 2.19.2 - Unauthenticated Stored XSS | |
| CVE-2021-24510 | MF Gig Calendar < 1.2 - Reflected Cross-Site Scripting (XSS) | |
| CVE-2021-24523 | Daily Prayer Time < 2021.08.10 - Authenticated Stored XSS | |
| CVE-2021-24560 | Software License Manager < 4.4.8 - Reflected Cross-Site Scripting | |
| CVE-2021-24586 | Per Page Add to Head < 1.4.4 - CSRF to Stored XSS | |
| CVE-2021-24728 | Paid Member Subscriptions < 2.4.2 - Authenticated SQL Injection | |
| CVE-2021-24614 | Book appointment Online < 1.39 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24619 | Per Page Add to Head <= 1.4.4 - Authenticated Stored XSS | |
| CVE-2021-24620 | Simple eCommerce <= 2.2.5 - Arbitrary File Upload | |
| CVE-2021-24621 | WP Courses LMS < 2.0.44 - Authenticated Stored XSS via Video Embed Code | |
| CVE-2021-24724 | Timetable and Event Schedule by MotoPress < 2.3.19 - Author+ Stored Cross-Site Scripting | |
| CVE-2021-24725 | Comment Link Remove and Other Comment Tools < 2.1.6 - Arbitrary Comment Deletion via CSRF | |
| CVE-2021-24726 | WP Simple Booking Calendar <= 2.0.6 (before 07/12/2021) - Authenticated SQL Injection | |
| CVE-2021-24727 | Block and Stop Bad Bots < 6.60 - Authenticated SQL Injections |
IV. Related Vulnerabilities
Same vendor: Unknown
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CVE-2026-14853
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RestrictMate < 1.3.0 - Unauthenticated Privilege Escalation
Same weakness: CWE-79
-
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Horde IMP before 7.2.0 Stored Cross-Site Scripting via Apple -
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Cross-site scripting in Nx Witness VMS Web Administration al -
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Stored Cross-Site Scripting via Untrusted Cryptocurrency Add -
CVE-2026-17033
CVE-2026-17033 CVE Record -
CVE-2026-66610
WordPress Urna theme <= 2.6.2 - Cross Site Scripting (XSS) v
V. Comments for CVE-2021-24623
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