CVE-2025-9754: Hospital Management System XSS Vulnerability

CVE-2025-9754 Overview

CVE-2025-9754 is a cross-site scripting (XSS) vulnerability in Campcodes Online Hospital Management System 1.0. The flaw resides in the /edit-profile.php file, which handles the Edit Profile Page component. Attackers can manipulate the Username parameter to inject malicious scripts that execute in the browser context of other users. The vulnerability requires network access and low-privileged authentication, with user interaction needed to trigger the payload. A public exploit has been disclosed, increasing the risk of opportunistic abuse against vulnerable deployments. The weakness is classified under CWE-79: Improper Neutralization of Input During Web Page Generation.

Critical Impact
Authenticated attackers can inject persistent JavaScript through the Username field, enabling session hijacking, credential theft, and unauthorized actions within the hospital management application.

Affected Products

Campcodes Online Hospital Management System 1.0
Component: Edit Profile Page (/edit-profile.php)
CPE: cpe:2.3:a:campcodes:online_hospital_management_system:1.0:*:*:*:*:*:*:*

Discovery Timeline

2025-09-01 - CVE-2025-9754 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-9754

Vulnerability Analysis

The vulnerability is a stored cross-site scripting flaw in the Edit Profile functionality. When an authenticated user submits a modified Username value through /edit-profile.php, the application stores the raw input without proper encoding or sanitization. The stored value is later rendered in HTML contexts seen by the submitting user and potentially administrators or other staff reviewing user profiles. Because hospital management systems commonly handle patient data, administrative controls, and privileged workflows, script execution within an authenticated session can expose sensitive records or escalate access through administrator targeting.

Root Cause

The root cause is improper neutralization of user-supplied input [CWE-79]. The /edit-profile.php endpoint accepts the Username parameter and persists it to the backend without output encoding when rendered in subsequent HTML pages. The application fails to apply contextual escaping, allowlist validation, or Content Security Policy (CSP) controls that would restrict inline script execution.

Attack Vector

An attacker with low-privileged authenticated access submits a crafted Username value containing an HTML or JavaScript payload through the Edit Profile Page. When the stored value renders in any page displaying the username, the payload executes in the victim's browser. The attack is remote and launched over the network. Exploitation requires a victim to view the affected page, satisfying the user interaction requirement. See the published proof of concept at the GitHub Zero-Day Research repository.

Detection Methods for CVE-2025-9754

Indicators of Compromise

HTTP POST requests to /edit-profile.php containing script tags, event handlers (e.g., onerror, onload), or encoded JavaScript in the Username parameter.
Database records in the users table containing HTML markup, <script> tags, or javascript: URIs within username fields.
Unusual outbound requests from authenticated browser sessions to attacker-controlled domains, consistent with cookie or token exfiltration.

Detection Strategies

Deploy web application firewall (WAF) rules that inspect POST bodies to /edit-profile.php for XSS signatures targeting the Username field.
Query application logs and database contents for stored username values containing angle brackets, backticks, or JavaScript keywords.
Correlate authentication events with abnormal session behavior such as rapid privilege changes or administrator actions originating from staff accounts.

Monitoring Recommendations

Enable verbose request logging for all profile modification endpoints and retain logs for incident response review.
Alert on administrator account logins immediately followed by viewing recently modified user profiles.
Monitor browser Content Security Policy violation reports if CSP reporting is configured on the application.

How to Mitigate CVE-2025-9754

Immediate Actions Required

Restrict access to the Campcodes Online Hospital Management System to trusted networks until a vendor patch is available.
Audit the users table for existing stored payloads in username fields and sanitize any malicious entries.
Enforce least-privilege account provisioning and disable unused accounts that could be leveraged for authenticated exploitation.

Patch Information

No vendor patch is currently referenced in the NVD advisory. Monitor the CampCodes website and the VulDB entry for CTIID #322055 for updated remediation guidance. Apply vendor fixes immediately once released.

Workarounds

Deploy a WAF rule to block or strip HTML and JavaScript characters submitted to the Username parameter on /edit-profile.php.
Implement a strict Content Security Policy that disallows inline scripts and restricts script sources to trusted origins.
Apply server-side input validation to reject usernames containing characters outside an alphanumeric allowlist.

bash

# Example ModSecurity rule to block script payloads in the Username field
SecRule REQUEST_URI "@streq /edit-profile.php" \
    "id:1009754,phase:2,deny,status:403,log,\
    msg:'CVE-2025-9754 XSS attempt in Username',\
    chain"
    SecRule ARGS:Username "@rx (?i)(<script|onerror=|onload=|javascript:)" \
        "t:none,t:urlDecodeUni"