CVE-2026-78838

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A reflected cross-site scripting (XSS) vulnerability in the grid_datasource.php component of AppNitro MachForm v30 allows attackers to execute arbitrary Javascript in the context of the victim's browser via injecting a crafted payload into the filter[filters][0][field] parameter.

Published 2026-09-08. Last modified 2026-09-09.