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CVE-2025-3521— Team Members – Best WordPress Team Plugin with Team Slider, Team Showcase & Team Builder <= 3.4.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

Quick assessment

Affected
wpspeedo Team Members Showcase
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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Team Members 3.4.0及之前版本存在安全漏洞，该漏洞源于社交链接图标输入清理和输出转义不足，可能导致存储型跨站脚本。

CVSS 6.4 · Medium EPSS 0.30% · P20

Possible ATT&CK Techniques 1 AI

T1059.001 · PowerShell
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I. Basic Information for CVE-2025-3521

Vulnerability Information
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Vulnerability Title
Team Members – Best WordPress Team Plugin with Team Slider, Team Showcase & Team Builder <= 3.4.1 - Authenticated (Contributor+) Stored Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The Team Members – Best WordPress Team Plugin with Team Slider, Team Showcase & Team Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Social Link icons in all versions up to, and including, 3.4.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
Web页面中脚本相关HTML标签转义处理不恰当(基本跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Team Members 安全漏洞
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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Team Members 3.4.0及之前版本存在安全漏洞，该漏洞源于社交链接图标输入清理和输出转义不足，可能导致存储型跨站脚本。
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

Vendor Product Affected Versions CPE Subscribe
wpspeedo Team Members – Best WordPress Team Plugin with Team Slider, Team Showcase & Team Builder * ~ 3.4.0 -

II. Public POCs for CVE-2025-3521

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III. Intelligence Information for CVE-2025-3521

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Vendor Advisories for CVE-2025-3521 (1)

Vendor Pages for CVE-2025-3521 (1)

IV. Related Vulnerabilities

Same product: Team Members Showcase
Same vendor: wpspeedo
Same weakness: CWE-80

V. Comments for CVE-2025-3521

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