CVE-2025-54704 in Easy Elementor Addons Plugin
Summary
by MITRE • 08/14/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in hashthemes Easy Elementor Addons allows DOM-Based XSS. This issue affects Easy Elementor Addons: from n/a through 2.2.6.
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Analysis
by VulDB Data Team • 05/20/2026
This cross-site scripting vulnerability represents a critical weakness in the hashthemes Easy Elementor Addons plugin that enables attackers to inject malicious scripts into web pages viewed by other users. The vulnerability specifically manifests as a DOM-based cross-site scripting flaw, which means the malicious payload is executed within the victim's browser through manipulation of the Document Object Model rather than traditional server-side injection vectors. The affected version range spans from an unknown starting point through version 2.2.6, indicating this vulnerability has been present for an extended period and likely affects numerous installations across different environments. This type of vulnerability falls under CWE-79 which categorizes improper neutralization of input during web page generation as a primary cause of cross-site scripting attacks. The DOM-based nature of this vulnerability aligns with ATT&CK technique T1531 which focuses on manipulation of the DOM to achieve persistent or stealthy execution of malicious code.
The technical flaw occurs when the plugin fails to properly sanitize or escape user-supplied input parameters that are subsequently incorporated into dynamically generated web page content. When an attacker crafts malicious input and injects it through parameters that the plugin processes, the malformed data gets embedded into the DOM structure of the page without adequate filtering or encoding. This allows the injected script to execute in the context of the victim's browser session, potentially enabling session hijacking, data theft, or redirection to malicious sites. The vulnerability is particularly concerning because it operates entirely within the client-side environment, making it difficult to detect through traditional server-side security measures and allowing attackers to exploit the trust relationship between the user's browser and the legitimate website.
The operational impact of this vulnerability extends beyond simple script execution as it can enable sophisticated attack vectors that compromise user security and website integrity. Attackers can leverage this vulnerability to steal user session cookies, redirect victims to phishing sites, inject malicious advertisements, or even perform actions on behalf of authenticated users. The DOM-based nature means that even if server-side input validation is in place, the client-side manipulation can bypass these protections entirely. This vulnerability affects any website using the affected plugin version and could potentially be exploited by attackers who gain access to the website through other means or through social engineering attacks targeting administrators. The long time frame of vulnerability exposure suggests that numerous websites may already be compromised or at risk of exploitation by threat actors who have discovered this weakness.
Mitigation strategies should focus on immediate plugin updates to the latest version where the vulnerability has been patched, along with comprehensive input validation and output encoding mechanisms. Organizations should implement content security policies to limit script execution and monitor for suspicious user activity patterns that might indicate exploitation attempts. The remediation process should include thorough security auditing of all installed plugins and themes, with particular attention to those that handle user input or generate dynamic content. Security professionals should also consider implementing web application firewalls to detect and block known attack patterns associated with cross-site scripting vulnerabilities, while ensuring that all user input is properly escaped before being rendered in web pages. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other components of the web application stack, as this type of vulnerability often indicates broader security gaps in input handling and output sanitization practices.