CVE-2026-5034: Sherlock Accounting System

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A flaw has been found in code-projects Accounting System 1.0. Affected by this issue is some unknown functionality of the file /edit_costumer.php of the component Parameter Handler. This manipulation of the argument cos_id causes sql injection. It is possible to initiate the attack remotely. The exploit has been published and may be used.

Affected products

• Sherlock Accounting System: version 1.0 only

Published 2026-03-29. Last modified 2026-06-17.