VULNERABILITY INTELLIGENCE
CVE-2026-45697
CVSS score9.8 CRITICAL
EPSS probability0.47%
CISA KEVNot currently listed
Published2026-05-29
Last modified2026-07-22
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Formie is a Craft CMS plugin for creating forms. Prior to 2.2.20 and 3.1.24, unauthenticated users could submit crafted values into Hidden fields (with Default value → Custom) that were evaluated as Twig during submission handling, which could lead to serious compromise of the Craft site (depending on template/sandbox behavior). This vulnerability is fixed in 2.2.20 and 3.1.24.
Weakness classification
- CWE-94: Improper Control of Generation of Code ('Code Injection')
- CWE-693: Protection Mechanism Failure
- CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine