CVE-2026-19501: Sureforms

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

CSV export functionality in Brainstorm Force SureForms version, <= 2.12.1, fails to neutralize spreadsheet formula characters in user-controlled form field names before generating CSV exports, which allows a remote attacker to execute spreadsheet formulas on an administrator's workstation when the exported CSV file is opened in a vulnerable spreadsheet application.

Affected products

• Sureforms Sureforms: up to and including 2.12.1

Published 2026-08-18. Last modified 2026-09-03.