HIGHVulnerability
Verified
Global

NVD HIGH: CVE-2026-106505 — Backstage is an open framework for building developer portals. Prior to 1.14.6 a...

·Source: NIST NVD

Updated:

Executive Summary

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 arbi

Analysis

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. CVSS Score: 7.7. Published: 2026-10-06T22:17:05.837.

Indicators of Compromise (2)

CVE (2)
CVE-2026-25153
NVDMITRE CVE
CVE-2026-106505
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Oct 6, 2026. Verified by: NIST.

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