CVE-2026-49768: Happyforms

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Unauthenticated PHP Object Injection in Happyforms <= 1.26.13 versions.

Affected products

• Happyforms Happyforms: up to and including 1.26.13

Published 2026-06-15. Last modified 2026-06-17.