CVE-2026-106506
CVE-2026-106506 · Backstage: Improper input validation in scaffolder task list ordering
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package is affected by improper input validation in scaffolder task list ordering. An authenticated Backstage user with permission to create and read relevant scaffolder tasks may be able to infer confidential task data under specific conditions. Successful exploitation requires retained task secrets, visibility of a target task, knowledge of the secret structure, and repeated requests. This issue is fixed in version 4.1.0.
CVSS 5.3 · Medium · EPSS 0.2% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
backstage
- Versions
- < 1.54.6: Affected
No fix published
plugin-scaffolder-backend
- Versions
- < 4.1.0: Affected
No fix published
@backstage/plugin-scaffolder-backend npm
- Affected ranges
- SEMVER: < 4.1.0
Update to 4.1.0