CVE-2026-2220 code-projects Online Reviewer System btn_functions.php sql injection

Medium 6.9 Published 9 Feb 2026 Updated 23 Feb 2026

Remote attackers can exploit SQL injection in the Online Reviewer System to read or modify database contents via the difficulty_id parameter.

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-2026-2220?

CVE-2026-2220 is a medium-severity SQL injection vulnerability in code-projects Online Reviewer System, published on 9 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was identified in code-projects Online Reviewer System 1.0. This impacts an unknown function of the file /system/system/admins/assessments/pretest/btn_functions.php. Such manipulation of the argument difficulty_id leads to sql injection. The attack can be executed remotely. The exploit is publicly available and might be used.

Weakness: CWE-89, CWE-74

Which versions are affected by CVE-2026-2220?

It affects 1 product.

Products include Fabian Online Reviewer System.

How do I fix CVE-2026-2220?

No fix has been published for CVE-2026-2220 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-2026-2220 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2220 exists.

Sources

Also known as GHSA-33xm-5wg9-v3cf.