@backstage/plugin-techdocs-backend storage bucket Directory Traversal vulnerability
Impact
When using the AWS S3 or GCS storage provider for TechDocs it is possible to access content in the entire storage bucket. This can leak contents of the bucket that are not intended to be accessible, as well as bypass permission checks in Backstage.
Patches
This has been fixed in the 1.10.13 release of the @backstage/plugin-techdocs-backend package.
References
If you have any questions or comments about this advisory:
Open an issue in the Backstage repository Visit our Discord, linked to in Backstage README
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | @backstage/plugin-techdocs-backend | < 1.10.13 | 1.10.13 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N- Weakness (CWE)
CWE-22, CWE-23- Platform
- npm
- Package
@backstage/plugin-techdocs-backend- Disclosed
- 17.09.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-39v3-f278-vj3g - CC BY 4.0
Vulnerability history: @backstage/plugin-techdocs-backend
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 4
- First → latest
- 09.2024 10.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 3
Disclosures per year
- 2024: 2
- 2025: 0
- 2026: 2
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@backstage/plugin-techdocs-backend storage bucket Directory Traversal vulnerability this entry
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