CVE-2026-106503
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Backstage: Scaffolder action input authorization bypass
Backstage is an open framework for building developer portals. Prior to 3.3.1, 3.4.1, 4.0.3 and 4.1.0, the @backstage/plugin-scaffolder-backend package is affected by scaffolder action input authorization bypass. An authenticated user with access to affected Scaffolder templates could bypass configured action restrictions. Depending on integration credentials, this could grant unauthorized access to repositories and related source-control resources. This issue is fixed in versions 3.3.1, 3.4.1, 4.0.3 and 4.1.0.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
backstage
- Vendor
- backstage
- Product
- backstage
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| < 1.49.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 1.50.0-next.0, < 1.50.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 1.51.0-next.0, < 1.54.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
plugin-scaffolder-backend
- Vendor
- @backstage
- Product
- plugin-scaffolder-backend
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| < 3.3.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 3.4.0, < 3.4.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 4.0.0, < 4.0.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 4.0.4, < 4.1.0 | affected | Unavailable | Unavailable | Unavailable | None listed |