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GHSA-PPH6-VFJV-VPJW ToolHive: SSRF guard misses IPv6 NAT64 ranges (64:ff9b::/96, 64:ff9b:1::/48), allowing metadata/internal access behind a NAT64 gateway

🗓️ 15 Jul 2026 21:51:03Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 9 Views

ToolHive SSRF guard fails to detect IPv6 NAT64 ranges, enabling internal access behind NAT64 gateway

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21 Jul 2026 19:19Current
6.1Medium risk
Vulners AI Score6.1
CVSS 46.3
9