CVE-2026-106505
CVE-2026-106505 · Backstage: Bypass of MkDocs configuration sanitizer in TechDocs backend
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
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 7.7 · Alta · EPSS 0,3% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: node
Productos y versiones afectados
backstage
- Versiones
- < 1.50.5: Afectada
- >= 1.51.0-next.0, < 1.54.6: Afectada
Sin corrección publicada
plugin-techdocs-node
- Versiones
- < 1.14.6: Afectada
- >= 1.15.0, < 1.15.4: Afectada
Sin corrección publicada
@backstage/plugin-techdocs-node npm
- Intervalos de versiones afectados
- SEMVER: < 1.15.4
Actualiza a 1.15.4
Fuentes originales
- https://github.com/backstage/backstage/security/advisories/GHSA-p75x-jh7p-ppcx
- https://github.com/backstage/backstage/commit/a7d995f11a5d27f0efbdbe8bb6c21b06988c79c9
- https://github.com/backstage/backstage/commit/ef92d3d2b76046205c580e7152956514c15640db
- https://github.com/backstage/backstage/releases/tag/v1.50.5
- https://github.com/backstage/backstage/releases/tag/v1.54.6
- https://nvd.nist.gov/vuln/detail/CVE-2026-106505