CVE-2026-52889

Formie is a Craft CMS plugin for creating forms. Prior to 3.1.27, Formie can pass request-derived Hidden field defaults such as HTTP User Agent, Referer URL, Current URL, Current URL without Query String, Query Parameter, and Cookie Value to Craft's Twig rendering layer during front-end form...

CVE-2026-52889

Formie (a Craft CMS plugin) versions 3.0.0-beta.1 through 3.1.26 are vulnerable to Server-Side Template Injection (SSTI) . The root cause is in Hidden::getFrontEndInputOptions(), which assigns request-derived Hidden field defaults (HTTP User Agent, Referer URL, Current URL, Query Parameter, Cooki...

CVE-2026-52889 Formie: Server-Side Template Injection in Formie Hidden field defaults

Formie is a Craft CMS plugin for creating forms. Prior to 3.1.27, Formie can pass request-derived Hidden field defaults such as HTTP User Agent, Referer URL, Current URL, Current URL without Query String, Query Parameter, and Cookie Value to Craft's Twig rendering layer during front-end form...

EUVD-2026-62518

Formie is a Craft CMS plugin for creating forms. Prior to 3.1.27, Formie can pass request-derived Hidden field defaults such as HTTP User Agent, Referer URL, Current URL, Current URL without Query String, Query Parameter, and Cookie Value to Craft's Twig rendering layer during front-end form...

CVE-2026-52889 Formie: Server-Side Template Injection in Formie Hidden field defaults

Formie is a Craft CMS plugin for creating forms. Prior to 3.1.27, Formie can pass request-derived Hidden field defaults such as HTTP User Agent, Referer URL, Current URL, Current URL without Query String, Query Parameter, and Cookie Value to Craft's Twig rendering layer during front-end form...

GHSA-CVPC-HCCG-WMW4 Formie: Missing authorization in administrative settings allows low-privileged CP users to modify plugin configuration

Formie contains a missing authorization vulnerability in administrative settings routes. An authenticated, non-admin Craft CMS control panel user with limited Formie access could directly access Formie settings pages and modify global plugin configuration. In affected versions, Formie...

Formie: Missing authorization in administrative settings allows low-privileged CP users to modify plugin configuration

Formie contains a missing authorization vulnerability in administrative settings routes. An authenticated, non-admin Craft CMS control panel user with limited Formie access could directly access Formie settings pages and modify global plugin configuration. In affected versions, Formie...

Formie Hidden field defaults vulnerable to Server-Side Template Injection

Summary Formie Hidden fields could evaluate request-derived values as Twig during front-end form rendering. When a Hidden field used a dynamic default value such as HTTP User Agent, Referer URL, Current URL, Query Parameter, or Cookie Value, the value was copied from the incoming request and late...

Improper Neutralization of Special Elements Used in a Template Engine

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements Used in a Template Engine via the Hidden::getFrontEndInputOptions process. An attacker can execute arbitrary code, access sensitive information, or modify application state by supplying...

GHSA-565M-G33J-JQ96 Formie Hidden field defaults vulnerable to Server-Side Template Injection

Summary Formie Hidden fields could evaluate request-derived values as Twig during front-end form rendering. When a Hidden field used a dynamic default value such as HTTP User Agent, Referer URL, Current URL, Query Parameter, or Cookie Value, the value was copied from the incoming request and late...

PT-2026-56052

Name of the Vulnerable Software and Affected Versions Formie versions 3.0.0-beta.1 through 3.1.26 Description Formie allows request-derived Hidden field defaults to be passed to the Twig rendering layer during front-end form rendering. An unauthenticated attacker can inject Twig syntax into...

CVE-2026-47266

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...

CVE-2026-45697

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 ...

formie's unauthenticated front-end submission editing can overwrite existing submissions

Impact Unauthenticated users could modify existing submissions by posting a known or guessed submission ID to formie/submissions/save-submission. Patches 2.2.21, 3.1.26 Workarounds Block unauthenticated access to actions/formie/submissions/save-submission, or disable/customize front-end submissio...

GHSA-PGXQ-P76C-X9CG formie's unauthenticated front-end submission editing can overwrite existing submissions

Impact Unauthenticated users could modify existing submissions by posting a known or guessed submission ID to formie/submissions/save-submission. Patches 2.2.21, 3.1.26 Workarounds Block unauthenticated access to actions/formie/submissions/save-submission, or disable/customize front-end submissio...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the save-submission action. An attacker can overwrite existing submissions by posting a known or guessed submission ID without authentication. Remediation Upgrade verbb/formie to...

CVE-2026-47266

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...

CVE-2026-45697

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 ...

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 to formie/submissions/save-submission. This vulnerability is fixed in 2.2.21 and 3.1.26...

CVE-2026-47266

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...