CVE-2025-3557: Ecommerce-website-in-php CSRF Vulnerability

CVE-2025-3557 Overview

CVE-2025-3557 is a Cross-Site Request Forgery (CSRF) vulnerability [CWE-352] in ScriptAndTools eCommerce-website-in-PHP version 3.0. Multiple endpoints in the web application fail to validate the origin of state-changing HTTP requests. An attacker can craft a malicious page or link that, when visited by an authenticated user, triggers unauthorized actions in the application context. The exploit has been publicly disclosed and can be launched remotely across the network. The vendor was contacted before disclosure but did not respond.

Critical Impact
Authenticated users of the affected e-commerce platform can be tricked into performing unwanted state-changing actions, resulting in unauthorized modification of application data.

Affected Products

ScriptAndTools eCommerce-website-in-PHP version 3.0
CPE: cpe:2.3:a:scriptandtools:ecommerce-website-in-php:3.0:*:*:*:*:*:*:*
Multiple endpoints within the application are affected

Discovery Timeline

2025-04-14 - CVE-2025-3557 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-3557

Vulnerability Analysis

The vulnerability resides in multiple HTTP endpoints of the eCommerce-website-in-PHP application. These endpoints accept state-changing requests without verifying that the request originated from a legitimate user interaction with the site. Because the application relies solely on session cookies for authorization, the browser automatically attaches credentials to any cross-origin request. An attacker hosting a crafted HTML form or image tag can therefore cause the victim's browser to submit authenticated requests to the vulnerable endpoints.

Successful exploitation requires the victim to be logged into the affected application and to visit attacker-controlled content. The impact is limited to actions that the authenticated user is authorized to perform, which for an administrative account can include data modification within the e-commerce platform.

Root Cause

The root cause is the absence of anti-CSRF protections on state-changing endpoints. The application does not implement synchronizer tokens, does not check the Origin or Referer headers, and does not require the SameSite attribute on session cookies. Any of these controls would break the automated cross-site request flow that CSRF depends on.

Attack Vector

Exploitation is remote and requires user interaction, typically a click or navigation to an attacker-controlled page. The attacker crafts an HTML page containing a hidden form or JavaScript that auto-submits a POST request to the vulnerable endpoint. When an authenticated victim loads the page, the browser sends the forged request with valid session cookies. No credentials or prior access to the target application are required by the attacker.

No verified exploit code has been published to Exploit-DB or public PoC repositories at the time of writing, though disclosure references are available on VulDB and the Web Security Insights blog.

Detection Methods for CVE-2025-3557

Indicators of Compromise

Unexpected state changes in the application (new admin users, modified product data, altered orders) with no corresponding legitimate user activity in access logs.
HTTP POST requests to sensitive endpoints where the Referer header points to an external, untrusted domain.
Access log entries showing state-changing requests immediately following the victim's visit to an external URL.

Detection Strategies

Deploy web server or WAF rules that flag state-changing requests lacking a valid CSRF token parameter.
Correlate authentication events with subsequent POST requests using SIEM analytics to surface anomalous cross-origin patterns.
SentinelOne Singularity Data Lake can ingest web server and application logs using OCSF normalization to build identification rules for suspicious POST activity against the affected endpoints.

Monitoring Recommendations

Enable full HTTP request logging including Referer and Origin headers for the affected PHP application.
Alert on administrative actions performed outside of expected user session flows.
Review access patterns for authenticated sessions performing bursts of state-changing requests within seconds of a page load.

How to Mitigate CVE-2025-3557

Immediate Actions Required

Restrict access to the affected eCommerce-website-in-PHP administrative interfaces to trusted networks or VPN only.
Configure session cookies with the SameSite=Strict or SameSite=Lax attribute to block cross-site cookie transmission.
Instruct administrators to log out of the application when not actively using it, reducing the window for CSRF exploitation.

Patch Information

No vendor patch is currently available. The vendor did not respond to disclosure attempts, as noted in the VulDB submission. Organizations running ScriptAndTools eCommerce-website-in-PHP 3.0 should consider migrating to an alternative platform or applying compensating controls until a fix is issued. See the VulDB advisory for CVE-2025-3557 for additional references.

Workarounds

Deploy a reverse proxy or WAF that enforces anti-CSRF token validation on all POST, PUT, and DELETE requests.
Add server-side validation of the Origin and Referer headers to reject requests originating from external domains.
Implement a double-submit cookie pattern by injecting a random token into forms and validating it against a cookie value on submission.
Segment the application behind authentication proxies that require re-authentication for sensitive operations.

bash

# Example nginx configuration to reject cross-origin state-changing requests
location ~ \.php$ {
    if ($request_method ~ ^(POST|PUT|DELETE)$) {
        set $csrf_check "";
        if ($http_origin !~ "^https://your-domain\.example$") {
            set $csrf_check "${csrf_check}bad_origin";
        }
        if ($http_referer !~ "^https://your-domain\.example/") {
            set $csrf_check "${csrf_check}bad_referer";
        }
        if ($csrf_check != "") {
            return 403;
        }
    }
    include fastcgi_params;
    fastcgi_pass unix:/var/run/php-fpm.sock;
}