# Upgrading to DefectDojo Version 2.57.x

## Deprecation: Credential Manager

The Credential Manager feature is being deprecated and will be removed in DefectDojo 2.59.0 on June 1st, 2026. The following API endpoints are affected:

- `/api/v2/credentials/`
- `/api/v2/credential_mappings/`

### Required Actions

Support for the Credential Manager will be fully removed in DefectDojo 2.59.0 (scheduled for June 1st, 2026). After this date, any requests to these endpoints will return a 404 Not Found error and the Credential Manager UI will no longer be available.

### Timeline

- **DefectDojo 2.57.x onwards**: Credential Manager is deprecated with deprecation headers on API endpoints  
- **DefectDojo 2.59.0 (June 1st, 2026)**: Credential Manager will be removed entirely

## Deprecation: Stub Findings

The Stub Findings feature is being deprecated and will be removed in DefectDojo 2.59.0 on June 1st, 2026. The following API endpoint is affected:

- `/api/v2/stub_findings/`

### Required Actions

Support for Stub Findings will be fully removed in DefectDojo 2.59.0 (scheduled for June 1st, 2026). After this date, any requests to this endpoint will return a 404 Not Found error and the Stub Findings UI will no longer be available.

### Timeline

- **DefectDojo 2.57.x onwards**: Stub Findings is deprecated with deprecation headers on API endpoints  
- **DefectDojo 2.59.0 (June 1st, 2026)**: Stub Findings will be removed entirely

For more information, check the [Release Notes](https://github.com/DefectDojo/django-DefectDojo/releases/tag/2.57.0).