CVE-2026-106495
CVE-2026-106495 · Backstage: Improper access control in backend action invocation
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 0.17.8, the @backstage/backend-defaults package is affected by improper access control in backend action invocation. An authenticated user could invoke actions that an operator had excluded through action configuration. Existing action permissions and downstream authorization remain enforced. This issue is fixed in version 0.17.8.
CVSS 4.3 · Medium · EPSS 0.2% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
backstage
- Versions
- < 1.54.6: Affected
No fix published
backend-defaults
- Versions
- < 0.17.8: Affected
No fix published
@backstage/backend-defaults npm
- Affected ranges
- SEMVER: < 0.17.8
Update to 0.17.8