CVE-2026-70356: Toptech Systems TMS7

Critical severity, CVSS 9.1. EPSS: 0.4% chance of exploitation in the next 30 days.

The TMS file upload endpoint fails to enforce server-side file type restrictions, allowing an attacker to upload and execute arbitrary PHP files on the web server.

Affected products

• Toptech Systems TMS7: version 7.6.3 only
• Toptech Systems Tophat: version 7.6.3 only

Published 2026-09-29. Last modified 2026-09-30.