CyberRota Analysis
AI-GeneratedThe @backstage/plugin-techdocs-node package in Backstage versions prior to 1.15.4 is vulnerable to potential file exposure, allowing authenticated users to access host files outside the designated documentation directory when using the local TechDocs publisher. Although the risk is somewhat mitigated by specific preconditions that are unlikely to occur during standard MkDocs operations, organizations utilizing the local publishing feature should prioritize upgrading to version 1.15.4 to safeguard against this medium-severity vulnerability. Cloud-based publishing methods are not affected by this issue.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
Backstage is an open framework for building developer portals. Prior to 1.15.4, the @backstage/plugin-techdocs-node package is affected by potential file exposure through local techdocs publisher. When using the local TechDocs publisher (techdocs.publisher.type: 'local'), it was possible for the documentation serving endpoint to follow filesystem references outside the intended documentation tree, potentially exposing host files to authenticated users. This is mitigated by the fact that exploration requires preconditions that do not arise through normal MkDocs operation. Cloud-based publishers (S3, GCS, Azure Blob Storage) are not affected. This issue is fixed in version 1.15.4.
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