CVE-2021-24999— Booster for Woocommerce < 5.4.9 - Reflected Cross-Site Scripting in PDF Invoicing Module
Quick assessment
Affected
Unknown Booster for WooCommerce
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是WordPress开源的一个应用插件。 WordPress plugin Booster for WooCommerce 5.4.9之前版本存在跨站脚本漏洞，该漏洞源于插件在Pdf Invoicing模块启用时将 wcj_notice参数输出回管理仪表板之前缺少转义和过滤，导致了一个反射的跨站脚本漏洞。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-24999
Vulnerability Information
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Vulnerability Title
Booster for Woocommerce < 5.4.9 - Reflected Cross-Site Scripting in PDF Invoicing Module
Source: CVE Program / CVE List V5
Vulnerability Description
The Booster for WooCommerce WordPress plugin before 5.4.9 does not sanitise and escape the wcj_notice parameter before outputting it back in the admin dashboard when the Pdf Invoicing module is enabled, leading to a Reflected Cross-Site Scripting
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 plugin 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是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是WordPress开源的一个应用插件。 WordPress plugin Booster for WooCommerce 5.4.9之前版本存在跨站脚本漏洞，该漏洞源于插件在Pdf Invoicing模块启用时将 wcj_notice参数输出回管理仪表板之前缺少转义和过滤，导致了一个反射的跨站脚本漏洞。
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 | Booster for WooCommerce | 5.4.9 ~ 5.4.9 | - |
|
II. Public POCs for CVE-2021-24999
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-24999 (1)
Same Patch Batch · Unknown · 2022-01-03 · 20 CVEs total
| CVE-2021-25000 | Booster for WooCommerce < 5.4.9 - Reflected Cross-Site Scripting in General Module | |
| CVE-2021-25040 | Booking Calendar < 8.9.2 - Reflected Cross-Site Scripting | |
| CVE-2021-25030 | Events Made Easy < 2.2.36 - Subscriber+ SQL Injection | |
| CVE-2021-25027 | PowerPack Addons for Elementor < 2.6.2 - Reflected Cross-Site Scripting | |
| CVE-2021-25023 | Speed Booster Pack < 4.3.3.1 - Admin+ SQL Injection | |
| CVE-2021-25022 | UpdraftPlus < 1.16.66 - Reflected Cross-Site Scripting | |
| CVE-2021-25021 | OMGF < 4.5.12 - Admin+ Arbitrary Folder Deletion via Path Traversal | |
| CVE-2021-25020 | CAOS < 4.1.9 - Admin+ Arbitrary Folder Deletion via Path Traversal | |
| CVE-2021-25016 | Chaty < 2.8.3 - Reflected Cross-Site Scripting | |
| CVE-2021-25001 | Booster for WooCommerce < 5.4.9 - Reflected Cross-Site Scripting in Product XML Feeds Modu | |
| CVE-2021-24680 | WP Travel Engine < 5.3.1 - Editor+ Stored Cross-Site Scripting | |
| CVE-2021-24991 | WooCommerce PDF Invoices & Packing Slips < 2.10.5 - Reflected Cross-Site Scripting | |
| CVE-2021-24973 | Site Reviews < 5.17.3 - Unauthenticated Stored Cross-Site Scripting | |
| CVE-2021-24964 | LiteSpeed Cache < 4.4.4 - IP Check Bypass to Unauthenticated Stored XSS | |
| CVE-2021-24963 | LiteSpeed Cache < 4.4.4 - Admin+ Reflected Cross-Site Scripting | |
| CVE-2021-24893 | Stars Rating < 3.5.1 - Comments Denial of Service | |
| CVE-2021-24831 | Tab - Accordion, FAQ < 1.3.2 - Unauthenticated AJAX Calls | |
| CVE-2021-24828 | Mortgage Calculator / Loan Calculator < 1.5.17 - Contributor+ Stored Cross-Site Scripting | |
| CVE-2021-24786 | Download Monitor < 4.4.5 - Admin+ SQL Injection |
IV. Related Vulnerabilities
Same product: Booster for WooCommerce
-
CVE-2026-56027
WordPress Booster for WooCommerce plugin <= 8.0.1 - Arbitrar -
CVE-2026-32586
WordPress Booster for WooCommerce plugin < 7.11.3 - Broken A -
CVE-2025-64380
WordPress Booster for WooCommerce plugin <= 7.3.2 - Cross Si -
CVE-2025-64379
WordPress Booster for WooCommerce plugin <= 7.4.0 - Broken A -
CVE-2025-64196
WordPress Booster for WooCommerce plugin <= 7.2.5 - Cross Si
Same vendor: Unknown
-
CVE-2026-77115
Brave Popup Builder < 0.8.6 - Unauthenticated Reflected XSS -
CVE-2026-77116
Brave Popup Builder < 0.8.6 - Subscriber+ Unpublished Popup -
CVE-2026-77003
Content Mask 1.8.0 - 1.8.5.4 - Contributor Publish Capabilit -
CVE-2026-14853
WooCommerce Bookings < 3.9.0 - Subscriber+ Draft Bookable Pr -
CVE-2026-13598
RestrictMate < 1.3.0 - Unauthenticated Privilege Escalation
Same weakness: CWE-79
-
CVE-2026-78282
WordPress Stripe Payments plugin <= 2.1.2 - Cross Site Scrip -
CVE-2026-78264
WordPress Toolset Blocks plugin <= 1.6.26 - Cross Site Scrip -
CVE-2026-78263
WordPress Event Tickets plugin <= 5.29.2.1 - Cross Site Scri -
CVE-2026-32556
WordPress Boost plugin <= 2.0.4 - Cross Site Scripting (XSS) -
CVE-2026-71503
Dolibarr < 24.0.0 Reflected XSS via Extra Fields Administrat
V. Comments for CVE-2021-24999
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