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CVE-2021-24378— Autoptimize < 2.7.8 - Authenticated Stored XSS via File Upload

Quick assessment

Affected
Unknown Autoptimize
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（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 Autoptimize plugin 2.7.8之前版本存在安全漏洞，攻击者可以通过"Import Settings"功能发送PHP文件来实现远程代码执行。

AI Predicted 5.6 Difficulty: Trivial EPSS 0.62% · P48

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-24378

Vulnerability Information
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Vulnerability Title
Autoptimize < 2.7.8 - Authenticated Stored XSS via File Upload
Source: CVE Program / CVE List V5
Vulnerability Description
The Autoptimize WordPress plugin before 2.7.8 does not check for malicious files such as .html in the archive uploaded via the 'Import Settings' feature. As a result, it is possible for a high privilege user to upload a malicious file containing JavaScript code inside an archive which will execute when a victim visits index.html inside the plugin directory.
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 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是WordPress（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 Autoptimize plugin 2.7.8之前版本存在安全漏洞，攻击者可以通过"Import Settings"功能发送PHP文件来实现远程代码执行。
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 Autoptimize 2.7.8 ~ 2.7.8 -

II. Public POCs for CVE-2021-24378

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III. Intelligence Information for CVE-2021-24378

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Vendor Advisories for CVE-2021-24378 (1)

Same Patch Batch · Unknown · 2021-06-21 · 9 CVEs total

CVE-2021-24370 Fancy Product Designer < 4.6.9 - Unauthenticated Arbitrary File Upload and RCE
CVE-2021-24366 Admin Columns Free < 4.3 & Pro < 5.5.1 - Admin+ Stored XSS in Label
CVE-2021-24367 WP Config File Editor <= 1.7.1 - Authenticated Stored Cross-Site Scripting (XSS)
CVE-2021-24372 WP Hardening < 1.2.2 - Reflected XSS via URI
CVE-2021-24373 WP Hardening < 1.2.2 - Reflected XSS via historyvalue
CVE-2021-24376 Autoptimize < 2.7.8 - Arbitrary File Upload via "Import Settings"
CVE-2021-24377 Autoptimize < 2.7.8 - Race Condition leading to RCE
CVE-2021-24379 Comments Like Dislike < 1.1.4 - Add Like/Dislike Bypass

IV. Related Vulnerabilities

Same product: Autoptimize
Same vendor: Unknown
Same weakness: CWE-79

V. Comments for CVE-2021-24378

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