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CVE-2026-6041— Buzz Comments <= 0.9.4 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'Custom Buzz Avatar' Setting

CVSS 4.4 · Medium EPSS 0.01% · P1
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I. Basic Information for CVE-2026-6041

Vulnerability Information
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Vulnerability Title
Buzz Comments <= 0.9.4 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'Custom Buzz Avatar' Setting
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Buzz Comments plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Custom Buzz Avatar' (buzz_comments_avatar_image) setting in all versions up to, and including, 0.9.4. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the plugin settings page.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/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 Buzz Comments 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 Buzz Comments 0.9.4及之前版本存在跨站脚本漏洞，该漏洞源于对Custom Buzz Avatar设置的输入清理和输出转义不足，可能导致具有管理员及以上权限的认证攻击者在插件设置页面注入任意Web脚本
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

VendorProductAffected VersionsCPESubscribe
mixer2Buzz Comments 0 ~ 0.9.4 -

II. Public POCs for CVE-2026-6041

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III. Intelligence Information for CVE-2026-6041

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IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2026-6041

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