CVE-2026-0643 projectworlds House Rental and Property Listing Signup register.php unrestricted upload

Medium 6.9 Published 6 Jan 2026 Updated 23 Feb 2026

Attackers can upload malicious files via the signup form, potentially leading to remote 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-2026-0643?

CVE-2026-0643 is a medium-severity vulnerability in projectworlds House Rental and Property Listing, published on 6 Jan 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 projectworlds House Rental and Property Listing 1.0. Impacted is an unknown function of the file /app/register.php?action=reg of the component Signup. This manipulation of the argument image causes unrestricted upload. Remote exploitation of the attack is possible. The exploit has been published and may be used.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2026-0643?

It affects 1 product.

Products include Projectworlds House Rental and Property Listing Project.

How do I fix CVE-2026-0643?

No fix has been published for CVE-2026-0643 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-0643 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-0643 exists.

Sources

Also known as GHSA-39j9-xxmr-pch7.