Exposure of Sensitive System Information to an Unauthorized Control Sphere Affecting @backstage/plugin-scaffolder-backend package, versions >=3.1.0 <3.1.5
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.
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- published12 Mar 2026
- disclosed12 Mar 2026
- creditUnknown
Introduced: 12 Mar 2026
CVE-2026-32237 (opens in a new tab)How to fix?
Upgrade @backstage/plugin-scaffolder-backend to version 3.1.5 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 Exposure of Sensitive System Information to an Unauthorized Control Sphere via the dry-run endpoint when secrets configured in scaffolder.defaultEnvironment.secrets are included in the server configuration. An attacker can access sensitive environment secrets by executing dry-run operations and inspecting the API response payload, as these secrets are not properly redacted in all parts of the response.