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CVE-2026-106505

8.5 high SSVC exploitation: none Analyzed
NVD · CVE.org

Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage/plugin-techdocs-node package is affected by bypass of mkdocs configuration sanitizer in techdocs backend. Users with the ability to commit changes to a repository that uses TechDocs can circumvent the MkDocs configuration file sanitizer introduced in response to CVE-2026-25153 and execute arbitrary code on the TechDocs backend host during documentation generation. This issue is fixed in versions 1.14.6 and 1.15.4.

Fix

Patch, vendor advisory and mitigation references on NVD 5

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 8.5 · linuxfoundationNVD modified 2026-10-09 17:58

Affected (CPE criteria) 7

  • cpe:2.3:a:linuxfoundation:backstage_plugin-techdocs-node:*:*:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:*:*:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:1.51.0:-:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:1.51.0:next0:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:1.51.0:next1:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:1.51.0:next2:*:*:*:*:*:*
  • cpe:2.3:a:linuxfoundation:backstage:1.51.0:next3:*:*:*:*:*:*

References 5