high8.7
CVE-2026-47266
formie's unauthenticated front-end submission editing can overwrite existing submissions
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | verbb/formie | >= 3.0.0, < 3.1.26 | 3.1.26 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-pgxq-p76c-x9cg
- https://github.com/verbb/formie/security/advisories/GHSA-pgxq-p76c-x9cg
- https://nvd.nist.gov/vuln/detail/CVE-2026-47266
- https://github.com/verbb/formie/releases/tag/2.2.21
- https://github.com/verbb/formie/releases/tag/3.1.26