Formie: Unauthenticated users can overwrite incomplete submissions via submit action

Impact The anonymous front-end action formie/submissions/submit SubmissionsController::actionSubmit trusted a client-supplied submissionId when loading an incomplete submission, with no session binding, ownership check, or edit token validation. An unauthenticated attacker could enumerate...

CVE-2026-76087 Formie: Unauthenticated users can overwrite incomplete submissions via submit action

Formie is a Craft CMS plugin for creating forms. Prior to 2.2.23 and 3.1.31, Formie's anonymous formie/submissions/submit action in SubmissionsController::actionSubmit trusts a client-supplied submissionId when loading an incomplete submission without session binding, ownership validation, or a...

CVE-2026-76087 Formie: Unauthenticated users can overwrite incomplete submissions via submit action

Formie is a Craft CMS plugin for creating forms. Prior to 2.2.23 and 3.1.31, Formie's anonymous formie/submissions/submit action in SubmissionsController::actionSubmit trusts a client-supplied submissionId when loading an incomplete submission without session binding, ownership validation, or a...

EUVD-2026-85547

Formie is a Craft CMS plugin for creating forms. Prior to 2.2.23 and 3.1.31, Formie's anonymous formie/submissions/submit action in SubmissionsController::actionSubmit trusts a client-supplied submissionId when loading an incomplete submission without session binding, ownership validation, or a...

CVE-2026-76087: Authorization Bypass Through User-Controlled Key

Formie is a Craft CMS plugin for creating forms. Prior to 2.2.23 and 3.1.31, Formie's anonymous formie/submissions/submit action in SubmissionsController::actionSubmit trusts a client-supplied submissionId when loading an incomplete submission without session binding, ownership validation, or a...

PT-2026-97501

Name of the Vulnerable Software and Affected Versions Formie versions prior to 2.2.23 Formie versions prior to 3.1.31 Description The anonymous endpoint 'formie/submissions/submit' in the SubmissionsController::actionSubmit function trusts a client-supplied submissionId when loading incomplete...

CVE-2024-51499

MarkUs is a web application for the submission and grading of student assignments. In versions prior to 2.4.8, an arbitrary file write vulnerability accessible via the updatefiles method of the SubmissionsController allows authenticated users e.g. students to write arbitrary files to any location...

CVE-2024-51499 MarkUs Arbitrary File Write leading up to remote code execution (student accounts)

MarkUs is a web application for the submission and grading of student assignments. In versions prior to 2.4.8, an arbitrary file write vulnerability accessible via the updatefiles method of the SubmissionsController allows authenticated users e.g. students to write arbitrary files to any location...

CVE-2024-51499

CVE-2024-51499 (MarkUs) : Affected software is MarkUs web app (Rails) versions before 2.4.8. The root cause is an arbitrary file write vulnerability exposed through the SubmissionsController.update_files method, allowing authenticated users (e.g., students) to write files to arbitrary server path...

CVE-2024-51499: Unrestricted Upload of File with Dangerous Type

MarkUs is a web application for the submission and grading of student assignments. In versions prior to 2.4.8, an arbitrary file write vulnerability accessible via the updatefiles method of the SubmissionsController allows authenticated users e.g. students to write arbitrary files to any location...