CVE-2024-7590 in Spectra Plugin
Summary
by MITRE • 08/13/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows DOM-Based XSS.This issue affects Spectra: from n/a through <= 2.14.1.
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Analysis
by VulDB Data Team • 04/02/2026
The vulnerability identified as CVE-2024-7590 represents a critical cross-site scripting flaw within the Brainstorm Force Spectra ultimate-addons-for-gutenberg plugin, specifically targeting the DOM-based XSS attack vector. This vulnerability resides in the improper neutralization of input during web page generation processes, creating a pathway for malicious actors to inject and execute arbitrary scripts within the context of a victim's browser. The issue affects all versions of the Spectra plugin up to and including version 2.14.1, indicating a significant attack surface that has remained unaddressed for an extended period.
The technical implementation of this vulnerability stems from the plugin's failure to properly sanitize and validate user-supplied input parameters that are subsequently reflected in dynamically generated web content. When the plugin processes certain input values through its DOM-based rendering mechanisms, it fails to adequately escape or encode these values before incorporating them into the generated HTML structure. This flaw directly aligns with CWE-79, which specifically addresses cross-site scripting vulnerabilities where improper neutralization of input allows attackers to inject malicious scripts into web pages viewed by other users. The DOM-based nature of the vulnerability means that the malicious script execution occurs within the browser's document object model rather than through server-side processing, making it particularly challenging to detect and prevent through traditional server-side input validation techniques.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to perform a wide range of malicious activities within the victim's browser context. An attacker could leverage this vulnerability to steal session cookies, perform unauthorized actions on behalf of logged-in users, redirect victims to malicious websites, or even establish persistent backdoors within the affected WordPress environment. The vulnerability's presence in the Spectra plugin, which is widely used for enhancing Gutenberg editor functionality, significantly amplifies its potential impact across numerous WordPress installations. Given that the plugin is designed to enhance content creation and editing capabilities, the attack surface includes not only the plugin's own interface but also any content management features that rely on its functionality, potentially affecting thousands of WordPress sites that have not yet updated to patched versions.
Mitigation strategies for CVE-2024-7590 should prioritize immediate plugin version updates to the latest available release that addresses this vulnerability, as recommended by the plugin developers and security vendors. Organizations should implement comprehensive input validation and output encoding mechanisms throughout their WordPress environments, particularly focusing on user-supplied data that flows into dynamic content generation processes. Network-based security controls such as web application firewalls should be configured to detect and block suspicious input patterns that could indicate XSS attack attempts. Additionally, security teams should conduct thorough vulnerability assessments to identify any other plugins or themes that may exhibit similar input handling flaws, as this vulnerability type often indicates broader architectural weaknesses in web application security practices. The ATT&CK framework categorizes this vulnerability under the T1203 - Exploitation for Client Execution technique, highlighting the importance of implementing defense-in-depth strategies that protect against both server-side and client-side attack vectors. Regular security auditing and penetration testing should be conducted to ensure that input validation mechanisms remain robust against evolving attack techniques, particularly focusing on DOM-based XSS scenarios that bypass traditional server-side security controls.