CVE-2024-33693 in Smart Social Widget Plugin
Summary
by MITRE • 04/26/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Meks Meks Smart Social Widget allows Stored XSS.This issue affects Meks Smart Social Widget: from n/a through 1.6.4.
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Analysis
by VulDB Data Team • 04/03/2025
The vulnerability identified as CVE-2024-33693 represents a critical cross-site scripting flaw within the Meks Smart Social Widget plugin, specifically impacting versions ranging from the initial release through 1.6.4. This stored XSS vulnerability arises from inadequate input sanitization during the web page generation process, creating a persistent security risk that can compromise user sessions and execute malicious code within the context of affected websites. The flaw enables attackers to inject malicious scripts that persist in the application's database and are subsequently executed whenever legitimate users view affected pages, making it particularly dangerous for content management systems where user-generated content is processed and displayed.
The technical root cause of this vulnerability stems from insufficient validation and sanitization of user input parameters that are subsequently rendered in web page output without proper escaping or encoding mechanisms. When users interact with the Meks Smart Social Widget plugin, input data such as social media handles, custom text fields, or configuration parameters are stored in the database without adequate sanitization. This stored data is then retrieved and displayed on web pages without proper HTML encoding, allowing malicious scripts to execute in the browsers of unsuspecting users. The vulnerability aligns with CWE-79 which specifically addresses improper neutralization of input during web page generation, and represents a classic case of stored cross-site scripting where the malicious payload is permanently stored on the server.
The operational impact of this vulnerability extends beyond simple script execution, creating multiple attack vectors that can lead to severe consequences for affected websites and their users. Attackers can leverage this vulnerability to steal user session cookies, perform unauthorized actions on behalf of logged-in users, redirect victims to malicious sites, or even escalate privileges within the compromised application. The persistent nature of stored XSS means that the vulnerability remains active until the malicious content is removed from the database, potentially allowing attackers to maintain long-term access to compromised systems. This threat is particularly concerning for WordPress installations that rely heavily on social media integration plugins, as these components often handle sensitive user data and are frequently targeted by attackers seeking to exploit web application vulnerabilities.
Organizations affected by CVE-2024-33693 should implement immediate mitigation strategies including applying the latest available security patches from the plugin vendor, implementing web application firewalls to detect and block malicious payloads, and conducting comprehensive security audits of all user-input handling mechanisms. The remediation process should involve thorough input validation and sanitization across all plugin components, implementing proper output encoding for all dynamic content, and establishing robust content security policies. Additionally, security teams should monitor for indicators of compromise such as unexpected changes to plugin files, unauthorized access attempts, or unusual network traffic patterns that may suggest exploitation attempts. This vulnerability demonstrates the critical importance of maintaining up-to-date security practices and the necessity of regular security assessments to identify and remediate potential attack vectors before they can be exploited by malicious actors.
The attack surface for this vulnerability is particularly wide given the popularity of social widget plugins in WordPress environments, where these components are often integrated with various third-party services and user interaction points. Security professionals should consider implementing additional protective measures such as regular automated scanning for XSS vulnerabilities, establishing secure coding practices for all custom plugin development, and maintaining detailed logging of user interactions with potentially vulnerable components. The presence of this vulnerability in the Meks Smart Social Widget highlights the ongoing need for comprehensive security testing throughout the software development lifecycle, particularly for plugins that handle user-generated content and integrate with external services. Organizations should also consider implementing security awareness training for administrators to recognize potential exploitation indicators and respond effectively to security incidents.