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PYSEC-2026-3428 WsgiDAV encoded dot segments can escape filesystem share roots

🗓️ 13 Jul 2026 15:46:16Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Impact WsgiDAV 4.3.3 can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. Patches The issue is fixed with version 4.3.4. Preconditions The practica...

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13 Jul 2026 16:33Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.1
EPSS0.00072
3