CVE-2025-9816— WP Statistics <= 14.5.4 - Unauthenticated Stored Cross-Site Scripting via User-Agent Header
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I. Basic Information for CVE-2025-9816
Vulnerability Information
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Vulnerability Title
WP Statistics <= 14.5.4 - Unauthenticated Stored Cross-Site Scripting via User-Agent Header
Source: NVD (National Vulnerability Database)
Vulnerability Description
The WP Statistics – The Most Popular Privacy-Friendly Analytics Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the User-Agent Header in all versions up to, and including, 14.5.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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 WP Statistics 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin WP Statistics 14.5.4及之前版本存在跨站脚本漏洞，该漏洞源于对User-Agent标头输入清理和输出转义不足，可能导致存储型跨站脚本攻击。
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 |
|---|---|---|---|---|
| veronalabs | WP Statistics – Simple, privacy-friendly Google Analytics alternative | * ~ 14.15.4 | - |
II. Public POCs for CVE-2025-9816
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Proof of Concept for Stored-XSS on Vulnerable WP-Statistics Plugin known as CVE-2025-9816 | https://github.com/monzaviman/CVE-2025-9816 | POC Details |
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IV. Related Vulnerabilities
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Same vendor: veronalabs
- CVE-2026-3488
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Same weakness: CWE-79
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V. Comments for CVE-2025-9816
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