Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-106510

Backstage is an open framework for building developer portals. Prior to 1.14.6, the @backstage/plugin-techdocs-node package is affected by remote code execution via crafted markdown_extensions in techdocs mkdocs.yml. An authenticated user who can register catalog entities can provide a crafted mkdocs.yml causing arbitrary OS command execution on the TechDocs build host when the docs are built. This issue is fixed in versions 1.14.6 and 1.15.4.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 36.5%
CVSS Severity
CVSS v3 Score 7.7
Products affected by CVE-2026-106510


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