Overview
In the ever-evolving landscape of cybersecurity, a recently discovered vulnerability, CVE-2025-51605, poses a notable threat to users of Shopizer 3.2.7. As an e-commerce software solution, Shopizer is utilized by many businesses to manage their online stores which makes the impact of this vulnerability potentially extensive. The issue pertains to the server’s CORS implementation that improperly reflects the client-supplied Origin header, thereby exposing sensitive data to potential cross-origin requests. This vulnerability is significant as it could allow an attacker to compromise systems and leak sensitive data, necessitating urgent attention and mitigation actions.
Vulnerability Summary
CVE ID: CVE-2025-51605
Severity: Critical (8.1 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
Shopizer | 3.2.7
How the Exploit Works
The exploit takes advantage of the improper reflection of the client-supplied Origin header into the Access-Control-Allow-Origin by the server’s CORS implementation. Coupled with the enabling of Access-Control-Allow-Credentials: true, it exposes the system to potential cross-origin attacks. A malicious actor can exploit this vulnerability by making authenticated cross-origin requests from any origin, thereby gaining unauthorized access to sensitive responses.
Conceptual Example Code
The following example demonstrates how an attacker might exploit the vulnerability:
GET /sensitive/data HTTP/1.1
Host: vulnerable.shopizer.com
Origin: http://malicious-website.com
Cookie: [session_cookie]In this example, the attacker sends a GET request to the vulnerable Shopizer site from their malicious site. The server responds with sensitive data, reflecting the malicious site’s origin in the Access-Control-Allow-Origin header. As a result, the attacker can read the response on their site, leading to a potential data breach.
Mitigation Guidance
The best course of action to mitigate this vulnerability is by applying the vendor-supplied patch. Until then, users can use Web Application Firewall (WAF) or Intrusion Detection Systems (IDS) to temporarily mitigate the risk. It’s also crucial to regularly update and patch your systems to prevent similar vulnerabilities in the future.
