CVE-2026-47266 — Formie: Unauthenticated front-end submission editing can overwrite existing submissions
Formie is a Craft CMS plugin for creating forms. Prior to 2.2.21 and 3.1.26, unauthenticated users could modify existing submissions by posting a known or guessed submission ID …
Published: 2026-05-29 · CVSS: 8.7 · CVSS 4.0
Formie is a Craft CMS plugin for creating forms. Prior to 2.2.21 and 3.1.26, unauthenticated users could modify existing submissions by posting a known or guessed submission ID to formie/submissions/save-submission. This vulnerability is fixed in 2.2.21 and 3.1.26.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7