CVE-2026-90788: Magicblack MACCMS10

Medium severity, CVSS 4.7. EPSS: 2.2% chance of exploitation in the next 30 days.

A security flaw has been discovered in magicblack MacCMS10 2026.1000.4055. Affected by this vulnerability is an unknown functionality of the file /admin1.php/admin/template/index/path/.%40template%40default%40html%40label.html of the component Template Handler. Performing a manipulation results in os command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

Published 2026-09-14. Last modified 2026-09-16.