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CVE-2023-0273— Custom Content Shortcode <= 4.0.2 - Contributor+ Stored XSS

Quick assessment

Affected
Unknown Custom Content Shortcode
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 Custom Content Shortcode 4.0.2及之前版本存在跨站脚本漏洞，该漏洞源于没有验证和转义某些短代码属性，攻击者利用该漏洞可以执行存储型跨站脚本攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.44% · P37
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I. Basic Information for CVE-2023-0273

Vulnerability Information
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Vulnerability Title
Custom Content Shortcode <= 4.0.2 - Contributor+ Stored XSS
Source: CVE Program / CVE List V5
Vulnerability Description
The Custom Content Shortcode WordPress plugin through 4.0.2 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Custom Content Shortcode 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 Custom Content Shortcode 4.0.2及之前版本存在跨站脚本漏洞，该漏洞源于没有验证和转义某些短代码属性，攻击者利用该漏洞可以执行存储型跨站脚本攻击。
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 Custom Content Shortcode 0 ~ 4.0.2 -

II. Public POCs for CVE-2023-0273

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III. Intelligence Information for CVE-2023-0273

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Vendor Advisories for CVE-2023-0273 (1)

Same Patch Batch · Unknown · 2023-03-20 · 20 CVEs total

CVE-2023-0865 WooCommerce Multiple Customer Addresses & Shipping < 21.7 - Arbitrary Address Creation/Del
CVE-2022-3894 WP OAuth Server < 4.2.5 - Arbitrary Post Deletion via CSRF
CVE-2023-0876 WP Meta SEO < 4.5.3 - Subscriber+ Improper Authorization causing Arbitrary Redirect
CVE-2023-0175 Smart Logo Showcase Lite <= 1.1.9 - Contributor+ Stored XSS
CVE-2023-0365 React Webcam <= 1.2.0 - Contributor+ Stored XSS
CVE-2023-0631 Paid Memberships Pro < 2.9.12 - Subscriber+ SQL Injection
CVE-2023-0369 GoToWP <= 5.1.1 - Contributor+ Stored XSS
CVE-2023-0145 Saan World Clock <= 1.8 - Contributor+ Stored XSS
CVE-2023-0630 Slimstat Analytics < 4.9.3.3 - Subscriber+ SQL Injection
CVE-2023-0364 real.Kit < 5.1.1 - Contributor+ Stored XSS
CVE-2023-0911 Shortcodes Ultimate < 5.12.8 - Subscriber+ User Meta Disclosure
CVE-2023-0890 Shortcodes Ultimate < 5.12.8 - Subscriber+ Arbitrary Post Access
CVE-2023-0940 ProfileGrid < 5.3.1 - Subscriber+ Arbitrary Password Reset
CVE-2023-0167 GetResponse for WordPress <= 5.5.31 - Contributor+ Stored XSS
CVE-2023-0937 VK All in One Expansion Unit < 9.87.1.0 - Reflected XSS
CVE-2023-0370 WPB Advanced FAQ <= 1.0.6 - Contributor+ Stored XSS
CVE-2022-4148 WP OAuth Server < 4.3.0 - Subscriber+ Arbitrary Client Deletion
CVE-2023-0875 WP Meta SEO < 4.5.3 - Subscriber+ SQLi
CVE-2023-0340 Custom Content Shortcode <= 4.0.2 - Contributor+ LFI

IV. Related Vulnerabilities

Same product: Custom Content Shortcode
Same vendor: Unknown

V. Comments for CVE-2023-0273

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