CVE-2026-2690 itsourcecode Event Management System Admin Login ajax.php sql injection

Medium 6.9 Published 19 Feb 2026 Updated 24 Feb 2026

Remote attackers can exploit SQL injection in the admin login to access or modify database information.

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-2026-2690?

CVE-2026-2690 is a medium-severity SQL injection vulnerability in itsourcecode Event Management System, published on 19 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A flaw has been found in itsourcecode Event Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /admin/ajax.php?action=login of the component Admin Login. This manipulation of the argument Username causes sql injection. It is possible to initiate the attack remotely. The exploit has been published and may be used.

Weakness: CWE-89, CWE-74

Which versions are affected by CVE-2026-2690?

It affects 1 product.

Products include Admerc Event Management System.

How do I fix CVE-2026-2690?

No fix has been published for CVE-2026-2690 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-2026-2690 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2690 exists.

Sources

Also known as GHSA-8w2r-p2q4-9ww5.