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PYSEC-2026-3645 Open WebUI: Any authenticated user can reach internal services and cloud metadata via NAT64-encoded URLs

🗓️ 10 Aug 2026 10:43:50Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Authenticated users can fetch internal or cloud metadata via NAT64-wrapped IPv4 addresses in WebUI.

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10 Aug 2026 11:30Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.1
EPSS0.00222
2