CVE-2021-36920— WordPress plugin Download Monitor <= 4.4.6 - Authenticated Reflected Cross-Site Scripting (XSS) vulnerability
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I. Basic Information for CVE-2021-36920
Vulnerability Information
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Vulnerability Title
WordPress plugin Download Monitor <= 4.4.6 - Authenticated Reflected Cross-Site Scripting (XSS) vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Authenticated Reflected Cross-Site Scripting (XSS) vulnerability discovered in WordPress plugin Download Monitor (versions <= 4.4.6).
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress plugin是WordPress开源的一个应用插件。 WordPress plugin 中存在跨站脚本漏洞，该漏洞源于在 WordPress 插件下载监视器（版本 <= 4.4.6）中发现了经过身份验证的反射跨站点脚本 (XSS) 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 |
|---|---|---|---|---|
| WPChill | Download Monitor (WordPress plugin) | <= 4.4.6 ~ 4.4.6 | - |
II. Public POCs for CVE-2021-36920
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://wordpress.org/plugins/download-monitor/#developersx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-36920
IV. Related Vulnerabilities
Same vendor: WPChill
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Strong Testimonials <= 3.2.21 - Authenticated (Contributor+) - CVE-2026-4401
Download Monitor <= 5.1.10 - Cross-Site Request Forgery to D - CVE-2026-3124
Download Monitor <= 5.1.7 - Insecure Direct Object Reference - CVE-2026-3584
Kali Forms <= 2.4.9 - Unauthenticated Remote Code Execution - CVE-2026-1860
Kali Forms <= 2.4.8 - Insecure Direct Object Reference to Au
Same weakness: CWE-79
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Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2021-36920
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