Define the security question
A guide for treating Server Actions as security-sensitive server entry points with authorization, validation, and audit needs.
Secure Next.js Server Actions with authorization, validation, tenant checks, replay handling, errors, and retest evidence.
Page intent
resourceA guide for treating Server Actions as security-sensitive server entry points with authorization, validation, and audit needs.
This resource should help a team make one security decision more explicit: what is in scope, what is blocked, what is accepted, and what evidence remains.
A guide for treating Server Actions as security-sensitive server entry points with authorization, validation, and audit needs.
Inventory Server Actions by route, mutation type, user role, and data class.
Test authorization, object ownership, CSRF assumptions, validation, and replay behavior.
Server Action inventory
List actions that mutate data, trigger integrations, or change account state.
Define required identity, role, tenant, and input checks.
Run negative tests outside the happy UI path.
Attach fix and retest notes to the release record.
A guide for treating Server Actions as security-sensitive server entry points with authorization, validation, and audit needs.
Inventory Server Actions by route, mutation type, user role, and data class.
Test authorization, object ownership, CSRF assumptions, validation, and replay behavior.
Server Action inventory
Server Action inventory
authorization and validation matrix
negative-test screenshots
action retest log
Server Actions reachable outside the intended UI path.
Mutations trusting hidden form fields, client state, or unchecked IDs.
Actions changing privileged data without role or tenant checks.
Errors exposing implementation detail after invalid submissions.
Server Actions reachable outside the intended UI path.
Mutations trusting hidden form fields, client state, or unchecked IDs.
Server Action inventory
Actions changing privileged data without role or tenant checks.
They should be reviewed like public server entry points because users can influence their inputs and invocation context.
Validate identity, role, tenant ownership, object state, input shape, and business rules server-side.
No. Hidden fields are user-controlled input and must not be trusted.
SafeVibe maps actions to roles and data, tests negative cases, and records retest proof.
Use Server Actions security guide as the starting point, then turn the checklist into SafeVibe scan scope and remediation evidence.