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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 GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 5 Views

ToolHive SSRF guard misses NAT64 IPv6 ranges, enabling internal access through 64:ff9b::/96 and 64:ff9b:1::/48.

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15 Jul 2026 21:51Current
6.1Medium risk
Vulners AI Score6.1
5