CVE-2025-6394: code-projects simple_online_hotel_reservation_system Injection

Vulnerability summary

CVE-2025-6394 is a critical (CVSS 9.8) Injection vulnerability in code-projects simple_online_hotel_reservation_system. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 40.6% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 21-06-2025
   PublishedVulnerability first disclosed.
2. 23-06-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in code-projects Simple Online Hotel Reservation System 1.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /add_reserve.php. The manipulation of the argument firstname leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well.

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
• CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.