CVE-2021-24357— FooGallery < 2.0.35 - Authenticated Stored Cross-Site Scripting
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I. Basic Information for CVE-2021-24357
Vulnerability Information
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Vulnerability Title
FooGallery < 2.0.35 - Authenticated Stored Cross-Site Scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Best Image Gallery & Responsive Photo Gallery – FooGallery WordPress plugin before 2.0.35, the Custom CSS field of each gallery is not properly sanitised or validated before being being output in the page where the gallery is embed, leading to a stored Cross-Site Scripting issue.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
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 Best Image Gallery & Responsive Photo Gallery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 Best Image Gallery & Responsive Photo Gallery 存在跨站脚本漏洞，该漏洞源于自定义CSS字段没有被正确地清理。
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 |
|---|---|---|---|---|
| FooPlugins | Best Image Gallery & Responsive Photo Gallery – FooGallery | 2.0.35 ~ 2.0.35 | - |
II. Public POCs for CVE-2021-24357
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://wpscan.com/vulnerability/950f46ae-4476-4969-863a-0e55752953b3x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-24357
IV. Related Vulnerabilities
Same vendor: FooPlugins
- CVE-2026-25363
WordPress FooGallery plugin <= 3.1.11 - Broken Access Contro - CVE-2026-25362
WordPress FooGallery plugin <= 3.1.11 - Cross Site Scripting - CVE-2025-15524
Gallery by FooGallery <= 3.1.9 - Missing Authorization to Au - CVE-2025-6068
FooGallery – Responsive Photo Gallery, Image Viewer, Justifi - CVE-2025-5537
Lightbox & Modal Popup WordPress Plugin – FooBox <= 2.7.34 -
Same weakness: CWE-79
- CVE-2026-8262
Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2021-24357
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