CVE-2025-6421 code-projects Simple Online Hotel Reservation System add_account.php sql injection

Medium 6.9 Published 21 Jun 2025 Updated 23 Jun 2025

Remote attackers can exploit SQL injection in the admin account creation form to read or modify database contents.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-6421?

CVE-2025-6421 is a medium-severity SQL injection vulnerability in code-projects Simple Online Hotel Reservation System, published on 21 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was found in code-projects Simple Online Hotel Reservation System 1.0. It has been rated as critical. This issue affects some unknown processing of the file /admin/add_account.php. The manipulation of the argument name/admin_id leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-89, CWE-74

Which versions are affected by CVE-2025-6421?

It affects 1 product.

Products include Fabian Simple Online Hotel Reservation System.

How do I fix CVE-2025-6421?

No fix has been published for CVE-2025-6421 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2025-6421 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-6421 exists.

Sources

Also known as GHSA-rrwh-xm4h-hpx2.