PHPGurukul, HTML Injection, CVE-2025-28015 (Medium)

How CVE-2025-28015 Works

The vulnerability exists in `loginsystem/edit-profile.php` of PHPGurukul User Management System V3.3 due to improper input sanitization. Attackers can inject malicious HTML/JavaScript via the fname, lname, or `contact` parameters during profile editing. When the admin views the compromised profile, the payload executes in their browser, leading to potential session hijacking, defacement, or phishing attacks. The lack of output encoding allows stored XSS exploitation.

DailyCVE Form:

Platform: PHPGurukul
Version: 3.3
Vulnerability: HTML Injection
Severity: Medium
Date: 03/28/2025

What Undercode Say:

Exploitation:

POST /loginsystem/edit-profile.php HTTP/1.1
Host: target.com
Content-Type: application/x-www-form-urlencoded
fname=<script>alert(1)</script>&lname=test&contact=123

Protection:

// Sanitize inputs in edit-profile.php
$fname = htmlspecialchars($_POST[bash], ENT_QUOTES, 'UTF-8');
$lname = htmlspecialchars($_POST[bash], ENT_QUOTES, 'UTF-8');

Detection:

curl -X POST -d "fname=<test>&lname=<test>" http://target.com/loginsystem/edit-profile.php -v

Analytics:

  • Attack Vector: Network
  • Privileges Required: Low
  • User Interaction: Required (Admin)
  • Impact: Confidentiality (Low), Integrity (Medium)

Mitigation:

1. Update to latest patched version.

2. Implement CSP headers:

Content-Security-Policy: default-src 'self'

3. Use WAF rules to filter HTML tags.

References:

  • NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-28015
  • MITRE: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-28015

References:

Reported By: https://nvd.nist.gov/vuln/detail/CVE-2025-28015
Extra Source Hub:
Undercode

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