CVE-2026-13693: Unknown Bit Form

Medium severity, CVSS 5.9. EPSS: 0.4% chance of exploitation in the next 30 days.

The Bit Form WordPress plugin before 3.1.0 does not restrict a form file-field value to a safe path before reading the file and attaching it to a notification email, allowing unauthenticated attackers to read arbitrary server files such as the WordPress configuration file.

Affected products

• Unknown Bit Form: before 3.1.0 (fixed in 3.1.0)

Published 2026-07-21. Last modified 2026-07-21.