arnobt78 Hotel Booking Management System Health Check Endpoint detailed information disclosure

This vulnerability allows an attacker to remotely disclose sensitive information through manipulation of the Health Check Endpoint's /api/health/detailed function. The exact nature of the disclosed information is not specified in the description, but it could include internal system details, configuration data, or potentially even user data depending on the endpoint's functionality. Given the public availability of an exploit, the risk of exploitation is elevated. The potential blast radius depends on the sensitivity of the information exposed and the attacker's ability to leverage that information for further attacks, such as privilege escalation or data exfiltration.

Organizations utilizing the arnobt78 Hotel Booking Management System, particularly those hosting the application on shared hosting environments or without robust WAF protection, are at increased risk. Systems with default configurations or those lacking regular security audits are also more vulnerable.

• generic web: Use curl to check for the existence and response of the /api/health/detailed endpoint. Look for unusual responses or error messages that might indicate exploitation.

curl -v https://your-hotel-booking-system/api/health/detailed

• generic web: Grep access and error logs for requests to /api/health/detailed originating from unusual IP addresses or user agents.

grep '/api/health/detailed' /var/log/apache2/access.log

• php: Monitor PHP error logs for any errors related to the Health Check Endpoint or the file /api/health/detailed. • php: Check for any unauthorized modifications to the /api/health/detailed file using file integrity monitoring tools.

1. 2026-04-17Disclosure

   disclosure

1. Reserviert2026-04-17
2. Veröffentlicht2026-04-17
3. EPSS aktualisiert2026-04-25

As a patch is not currently available, mitigation strategies should focus on limiting access to the vulnerable endpoint. Implement strict access controls to restrict access to the /api/health/detailed endpoint to only authorized personnel or systems. Consider using a Web Application Firewall (WAF) to block suspicious requests targeting this endpoint. Monitor access logs for unusual activity and investigate any anomalies. Due to the rolling release nature of the product, standard rollback procedures may not be applicable; focus on access control hardening. Verify mitigation effectiveness by attempting to access the endpoint with unauthorized credentials.