CVE-2025-12256 code-projects Online Event Judging System edit_contestant.php sql injection

Medium 5.3 Published 27 Oct 2025 Updated 27 Oct 2025

Remote attackers can exploit SQL injection in edit_contestant.php to manipulate or access database data.

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

What is CVE-2025-12256?

CVE-2025-12256 is a medium-severity SQL injection vulnerability in code-projects Online Event Judging System, published on 27 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A weakness has been identified in code-projects Online Event Judging System 1.0. This vulnerability affects unknown code of the file /edit_contestant.php. Executing manipulation of the argument contestant_id can lead to sql injection. The attack can be executed remotely. The exploit has been made available to the public and could be exploited.

Weakness: CWE-89, CWE-74

Which versions are affected by CVE-2025-12256?

It affects 1 product.

Products include Carmelo Online Event Judging System.

How do I fix CVE-2025-12256?

No fix has been published for CVE-2025-12256 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-2025-12256 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-12256 exists.

Sources

Also known as GHSA-r3pv-fgpr-qhc5.