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CVE-2021-24255— Essential Addons for Elementor < 4.5.4 - Contributor+ Stored Cross-Site Scripting (XSS)

Quick assessment

Affected
Unknown Essential Addons for Elementor
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 插件是WordPress开源的一个应用插件。 WordPress Essential Addons for Elementor Lite 4.5.4之前版本存在跨站脚本漏洞，该漏洞源于容易被低特权用户(如贡献者)通过类似的方法存储的跨站脚本(XSS)攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.59% · P46

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-24255

Vulnerability Information
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Vulnerability Title
Essential Addons for Elementor < 4.5.4 - Contributor+ Stored Cross-Site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
The Essential Addons for Elementor Lite WordPress Plugin before 4.5.4 has two widgets that are vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, both via a similar method.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
WordPress Essential Addons for Elementor Lite 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 插件是WordPress开源的一个应用插件。 WordPress Essential Addons for Elementor Lite 4.5.4之前版本存在跨站脚本漏洞，该漏洞源于容易被低特权用户(如贡献者)通过类似的方法存储的跨站脚本(XSS)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
Unknown Essential Addons for Elementor 4.5.4 ~ 4.5.4 -

II. Public POCs for CVE-2021-24255

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III. Intelligence Information for CVE-2021-24255

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Vendor Advisories for CVE-2021-24255 (2)

Same Patch Batch · Unknown · 2021-05-05 · 21 CVEs total

CVE-2021-24271 Ultimate Addons for Elementor < 1.30.0 - Contributor+ Stored XSS
CVE-2021-24256 Elementor - Header, Footer & Blocks Template < 1.5.8 - Contributor+ Stored XSS
CVE-2021-24264 Image Hover Effects - Elementor Addon < 1.3.4 - Contributor+ Stored XSS
CVE-2021-24263 PowerPack Addons for Elementor < 2.3.2 - Contributor+ Stored XSS
CVE-2021-24262 WooLentor - WooCommerce Elementor Addons + Builder < 1.8.6 - Contributor+ Stored XSS
CVE-2021-24261 HT Mega - Absolute Addons for Elementor Page Builder < 1.5.7 - Contributor+ Stored XSS
CVE-2021-24260 Livemesh Addons for Elementor < 6.8 - Contributor+ Stored XSS
CVE-2021-24259 Elementor Addon Elements < 1.11.2 - Contributor+ Stored XSS
CVE-2021-24257 Premium Addons for Elementor < 4.2.8 - Contributor+ Stored Cross-Site Scripting (XSS)
CVE-2021-24272 Fitness Calculators < 1.9.6 - Cross-Site Request Forgery to Cross-Site Scripting (XSS)
CVE-2021-24254 College Publisher Import <= 0.1 - Arbitrary File Upload to RCE
CVE-2021-24270 DethemeKit For Elementor < 1.5.5.5 - Contributor+ Stored XSS
CVE-2021-24269 Sina Extension for Elementor < 3.3.12 - Contributor+ Stored XSS
CVE-2021-24268 JetWidgets For Elementor < 1.0.9 - Contributor+ Stored XSS
CVE-2021-24267 All-in-One Addons for Elementor - WidgetKit < 2.3.10 - Contributor+ Stored XSS
CVE-2021-24266 The Plus Addons for Elementor Page Builder Lite < 2.0.6 - Contributor+ Stored XSS
CVE-2021-24265 Rife Elementor Extensions & Templates < 1.1.6 - Contributor+ Stored XSS
CVE-2021-24293 NextGEN Gallery Pro < 3.1.11 - Reflected Cross-Site Scripting (XSS)
CVE-2021-24253 Classyfrieds <= 3.8 - Authenticated Arbitrary File Upload to RCE
CVE-2021-24252 Event Banner <= 1.3 - Arbitrary File Upload to RCE

IV. Related Vulnerabilities

Same product: Essential Addons for Elementor
Same vendor: Unknown
Same weakness: CWE-79

V. Comments for CVE-2021-24255

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