CVE-2026-2133 code-projects Online Music Site AdminUpdateCategory.php unrestricted upload

Medium 6.9 Published 8 Feb 2026 Updated 23 Feb 2026

Remote attackers can upload malicious files via the AdminUpdateCategory.php script, potentially leading to code execution on the server.

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-2026-2133?

CVE-2026-2133 is a medium-severity vulnerability in code-projects Online Music Site, published on 8 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A weakness has been identified in code-projects Online Music Site 1.0. Impacted is an unknown function of the file /Administrator/PHP/AdminUpdateCategory.php. This manipulation of the argument txtimage causes unrestricted upload. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2026-2133?

It affects 1 product.

Products include Fabian Online Music Site.

How do I fix CVE-2026-2133?

No fix has been published for CVE-2026-2133 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-2133 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2133 exists.

Sources

Also known as GHSA-hjhh-36m7-qvw6.