En bref
- CVE-2026-106560 est une vulnérabilité MOYENNE (CVSS 6.5) touchant backstage (linuxfoundation), backstage/plugin-scaffolder-backend-module-confluence-to-markdown (linuxfoundation), @backstage/plugin-scaffolder-backend-module-confluence-to-markdown.
- Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 0.31%, plus élevée que 24.4% des vulnérabilités.
- Correctif : mettre à jour vers 1.54.6, 0.3.25 ou plus récent.
Description
Impact
An authenticated user who can execute an affected template and control its repository file location may cause generated content to be written outside the task workspace, within locations writable by the Backstage backend process.
Patches
Patched in @backstage/plugin-scaffolder-backend-module-confluence-to-markdown version 0.3.25
Workarounds
- Restrict execution of templates using the affected action to trusted users.
- Remove or disable the affected action until the patched package is deployed.
NVD description
Backstage is an open framework for building developer portals. Prior to 0.3.25, the @backstage/plugin-scaffolder-backend-module-confluence-to-markdown package is affected by improper repository path validation in a scaffolder backend module. An authenticated user who can execute an affected template and control its repository file location may cause generated content to be written outside the task workspace, within locations writable by the Backstage backend process. This issue is fixed in version 0.3.25.
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