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Copier `_external_data` allows path traversal and absolute-path local file read without unsafe mode

🗓️ 01 Apr 2026 22:38:39Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

Copier _external_data can read YAML from relative, parent, or absolute paths, exposing data.

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06 Apr 2026 17:32Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.5
EPSS0.00287
SSVC
4