Information Exposure Affecting @backstage/plugin-scaffolder-backend package, versions <4.1.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-JS-BACKSTAGEPLUGINSCAFFOLDERBACKEND-20825379
- published11 Oct 2026
- disclosed7 Oct 2026
- creditUnknown
Introduced: 7 Oct 2026
NewCVE-2026-106506 (opens in a new tab)How to fix?
Upgrade @backstage/plugin-scaffolder-backend to version 4.1.0 or higher.
Overview
@backstage/plugin-scaffolder-backend is a The Backstage backend plugin that helps you create new things
Affected versions of this package are vulnerable to Information Exposure via the task list ordering parameter in the scaffolder backend router, where an authenticated user can supply an arbitrary field name as the order query parameter when listing scaffolder tasks. Because the field value is not validated against an allowlist before being used in a database query, this allows an attacker to probe internal database schema details through error responses or ordering behavior, resulting in unauthorized disclosure of sensitive information.