CVE-2024-47387 in Search Atlas SEO Plugin
Summary
by MITRE • 10/05/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Search Atlas Group Search Atlas SEO metasync allows Stored XSS.This issue affects Search Atlas SEO: from n/a through <= 1.8.2.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 04/05/2026
The vulnerability identified as CVE-2024-47387 represents a critical cross-site scripting flaw within the Search Atlas SEO metasync component of the Search Atlas Group product suite. This weakness manifests as an improper neutralization of input during web page generation processes, creating a persistent security risk that enables attackers to inject malicious scripts into web pages viewed by other users. The vulnerability specifically affects versions of the Search Atlas SEO software up to and including version 1.8.2, indicating that users operating within this version range remain susceptible to exploitation. The stored nature of this XSS vulnerability means that malicious payloads persist in the application's database or storage systems, allowing them to be executed whenever affected pages are loaded by unsuspecting users, making this particularly dangerous for web applications that process user-generated content.
The technical implementation of this vulnerability stems from insufficient input validation and sanitization mechanisms within the metasync functionality of the SEO tool. When users submit content or data through the application interface, the system fails to properly sanitize or escape potentially malicious input before storing it in the database. This stored data is subsequently retrieved and rendered in web pages without adequate protection against script injection attacks. The flaw aligns with CWE-79, which specifically addresses cross-site scripting vulnerabilities resulting from improper neutralization of input during web page generation. Attackers can leverage this weakness by crafting malicious payloads that exploit the application's failure to properly handle user-supplied data, potentially executing scripts in the context of other users' browsers. The stored XSS nature of this vulnerability allows attackers to maintain persistent access to victim sessions and execute malicious code across multiple page views without requiring repeated exploitation attempts.
The operational impact of CVE-2024-47387 extends beyond simple script execution, potentially enabling attackers to perform a wide range of malicious activities including session hijacking, credential theft, data exfiltration, and privilege escalation within the affected application environment. Given that this vulnerability affects SEO management tools, attackers could exploit it to manipulate search results, inject malicious advertisements, or redirect users to phishing sites that appear legitimate. The persistent nature of stored XSS means that even if the initial attack vector is patched, previously stored malicious content remains active and continues to pose threats to users who access affected pages. Organizations utilizing Search Atlas SEO software within the vulnerable version range face significant risk of unauthorized access and potential data compromise, particularly in environments where multiple users interact with the application and where sensitive SEO data or user information may be processed through the vulnerable component.
Mitigation strategies for CVE-2024-47387 require immediate action to upgrade to a patched version of the Search Atlas SEO software, as the vulnerability affects versions through 1.8.2. Organizations should implement comprehensive input validation and output encoding mechanisms to prevent future occurrences of similar flaws, ensuring that all user-supplied data is properly sanitized before storage and rendering. The implementation of Content Security Policy headers can provide additional protection against script execution, while regular security audits and penetration testing should be conducted to identify potential input validation gaps. Organizations should also consider implementing web application firewalls to detect and block suspicious input patterns, and establish proper access controls to limit the impact of potential exploitation. According to ATT&CK framework, this vulnerability maps to T1566.001 (Phishing: Spearphishing Attachment) and T1059.001 (Command and Scripting Interpreter: Visual Basic) as attackers could leverage the XSS to deliver malicious payloads or establish persistent access through browser-based attacks. Regular patch management processes should be strengthened to ensure timely deployment of security updates, and user education regarding suspicious website behavior should be implemented to reduce the risk of successful exploitation through social engineering vectors.