CVE-2025-11112: PHPGurukul Employee Record System XSS Flaw

CVE-2025-11112 Overview

CVE-2025-11112 is a reflected cross-site scripting (XSS) vulnerability in PHPGurukul Employee Record Management System version 1.3. The flaw resides in the /myprofile.php script, where the First name parameter is rendered without proper output encoding. An unauthenticated attacker can inject malicious JavaScript that executes in the victim's browser session when the crafted content is viewed. The issue has been disclosed publicly, and details are available on public vulnerability tracking platforms. The vulnerability is categorized under [CWE-79] Improper Neutralization of Input During Web Page Generation.

Critical Impact
Attackers can execute arbitrary JavaScript in a victim's browser, enabling session theft, credential harvesting, and unauthorized actions performed as the authenticated user.

Affected Products

PHPGurukul Employee Record Management System 1.3
Component: /myprofile.php
Vulnerable parameter: First name

Discovery Timeline

2025-09-28 - CVE CVE-2025-11112 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-11112

Vulnerability Analysis

The vulnerability is a reflected cross-site scripting flaw in the profile management functionality of the Employee Record Management System. When a user submits data through the First name field on /myprofile.php, the application accepts the input and reflects it into the HTML response without applying context-appropriate output encoding or input sanitization. Any script payload supplied in that parameter is interpreted by the browser as executable code. Because the affected page is part of the user's own profile view, injected scripts run within the authenticated session context.

The attack requires user interaction, such as clicking a crafted link, but does not require attacker authentication. Successful exploitation allows JavaScript execution in the victim's browser under the origin of the vulnerable application.

Root Cause

The root cause is the absence of output encoding on user-controlled data before it is embedded into HTML. PHPGurukul Employee Record Management System 1.3 processes the First name argument and writes it directly into the DOM. Without functions such as htmlspecialchars() applied on output, any HTML or JavaScript metacharacters in the input remain active in the rendered page. Input validation on the field is also absent, allowing angle brackets, quotes, and script tags to pass through unchanged.

Attack Vector

Exploitation is performed remotely over the network. An attacker crafts a URL or form submission that places a JavaScript payload into the First name parameter processed by /myprofile.php. The attacker then delivers the link to a target through phishing, chat, or embedded content. When the victim opens the link within an authenticated session, the payload executes in the browser. Impact includes session cookie theft, credential capture through fake forms, and abuse of application functionality on behalf of the victim.

Refer to the GitHub CVE Issue and VulDB #326193 for additional technical context.

Detection Methods for CVE-2025-11112

Indicators of Compromise

HTTP requests to /myprofile.php containing <script>, onerror=, onload=, or URL-encoded equivalents in the First name parameter.
Web server access logs showing unusual query strings or POST bodies with HTML tags, JavaScript event handlers, or javascript: URIs targeting the profile endpoint.
Outbound browser traffic to unfamiliar domains immediately after users interact with links referencing /myprofile.php.

Detection Strategies

Deploy a web application firewall (WAF) with signatures for reflected XSS payloads targeting PHP form parameters.
Enable HTTP request body inspection on application gateways to flag script tags and event handler attributes reaching PHPGurukul endpoints.
Correlate web logs with browser-side error telemetry to identify unexpected script execution originating from the application domain.

Monitoring Recommendations

Alert on repeated 200-OK responses from /myprofile.php where request parameters contain angle brackets or encoded script patterns.
Monitor session activity for anomalies such as rapid session token reuse from multiple IP addresses after users visit crafted URLs.
Track referrer headers pointing to external sites that redirect users into authenticated profile pages.

How to Mitigate CVE-2025-11112

Immediate Actions Required

Restrict access to /myprofile.php behind additional authentication or IP allowlisting until a vendor fix is available.
Deploy WAF rules that block requests to the profile endpoint containing HTML tags, JavaScript event handlers, or common XSS payloads in form fields.
Notify users to avoid clicking untrusted links referencing the Employee Record Management System.
Rotate session cookies and enforce HttpOnly and Secure flags to limit the value of stolen tokens.

Patch Information

No vendor-supplied patch has been referenced in the available advisories at the time of publication. Review vendor communications on the PHP Gurukul Blog and monitor the VulDB CTI #326193 entry for updates. Organizations relying on the affected version should plan for source-level remediation or migration to a supported alternative.

Workarounds

Apply server-side output encoding by wrapping reflected values with htmlspecialchars($value, ENT_QUOTES, 'UTF-8') in /myprofile.php where the First name field is rendered.
Add input validation that rejects characters outside an allowlist of letters, spaces, hyphens, and apostrophes for name fields.
Set a strict Content Security Policy (CSP) that blocks inline script execution and restricts script sources to trusted origins.
Configure session cookies with HttpOnly, Secure, and SameSite=Strict attributes to reduce cookie theft impact.

bash

# Example Content Security Policy header for the affected application
Header set Content-Security-Policy "default-src 'self'; script-src 'self'; object-src 'none'; base-uri 'self'; frame-ancestors 'none'"
Header set X-XSS-Protection "1; mode=block"
Header set X-Content-Type-Options "nosniff"