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CVE-2026-23986 Copier safe template has arbitrary filesystem write access via directory symlinks when _preserve_symlinks: true

🗓️ 21 Jan 2026 22:20:37Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

CVE-2026-23986: Safe templates could write to arbitrary files via symlinks; fix in 9.11.2.

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10 Apr 2026 05:39Current
5.8Medium risk
Vulners AI Score5.8
CVSS 46.9
EPSS0.00085
3