CVE-2024-49283 in CURCY Plugin
Summary
by MITRE • 10/17/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in VillaTheme CURCY woo-multi-currency allows Reflected XSS.This issue affects CURCY: from n/a through <= 2.2.3.
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Analysis
by VulDB Data Team • 04/06/2026
The vulnerability identified as CVE-2024-49283 represents a critical cross-site scripting weakness within the VillaTheme CURCY woo-multi-currency plugin for WordPress. This reflected XSS vulnerability occurs during the web page generation process when the application fails to properly sanitize user input before incorporating it into dynamically generated web content. The flaw exists in versions of the CURCY plugin ranging from the initial release through version 2.2.3, making a substantial portion of the plugin's user base potentially vulnerable to this attack vector. The vulnerability specifically manifests when the plugin processes input parameters that are directly reflected back to users without adequate sanitization or encoding measures.
The technical implementation of this vulnerability stems from the plugin's failure to neutralize malicious input during the generation of web pages, which aligns with CWE-79 - Improper Neutralization of Input During Web Page Generation. When an attacker crafts a malicious payload and injects it through parameters that the plugin processes, the system reflects this input back to the victim's browser without proper HTML escaping or encoding. This creates an environment where JavaScript code can be executed within the context of the victim's browser session, potentially leading to session hijacking, data theft, or unauthorized actions performed on behalf of the user. The reflected nature of the vulnerability means that the malicious script is executed immediately when a user clicks on a specially crafted link containing the exploit.
The operational impact of this vulnerability extends beyond simple script execution, as it can be leveraged for sophisticated attacks within the context of the compromised WordPress site. Attackers can exploit this vulnerability to steal administrator credentials, modify site content, redirect users to malicious websites, or perform actions that require legitimate user privileges. The attack requires minimal user interaction since the exploit is typically delivered via a malicious link, making it particularly dangerous in phishing campaigns or when the vulnerability is discovered in widely used plugins. The reflected XSS nature means that the attack payload is not stored on the server but is instead reflected back to the user's browser, making it difficult to detect through traditional server-side monitoring techniques.
Mitigation strategies for CVE-2024-49283 should prioritize immediate plugin updates to versions that have addressed the XSS vulnerability, as this represents the most effective defense mechanism. System administrators should also implement comprehensive input validation and output encoding measures, ensuring that all user-supplied data is properly sanitized before being processed or displayed. The implementation of Content Security Policy headers can provide an additional layer of protection by restricting the sources from which scripts can be executed within the browser context. Security monitoring should include regular scanning for vulnerable plugin versions and implementation of web application firewalls that can detect and block malicious input patterns. Organizations using the CURCY plugin should also conduct thorough security assessments of their WordPress installations to identify other potential vulnerabilities that could be exploited in conjunction with this XSS flaw, aligning with ATT&CK technique T1059.007 for script injection attacks.