CVE-2026-0589 code-projects Online Product Reservation System Administration Backend improper authentication

Medium 6.9 Published 5 Jan 2026 Updated 23 Feb 2026

Remote attackers can bypass authentication in the administration backend to gain unauthorized access and modify data.

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-2026-0589?

CVE-2026-0589 is a medium-severity authentication bypass vulnerability in code-projects Online Product Reservation System, published on 5 Jan 2026. 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 Online Product Reservation System 1.0. Impacted is an unknown function of the component Administration Backend. The manipulation results in improper authentication. The attack may be performed from remote. The exploit has been made public and could be used.

Weakness: CWE-287

Which versions are affected by CVE-2026-0589?

It affects 1 product.

Products include Fabian Online Product Reservation System.

How do I fix CVE-2026-0589?

No fix has been published for CVE-2026-0589 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-0589 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-0589 exists.

Sources

Also known as GHSA-x3wv-9jvw-qwq2.