{"id":"GO-2026-5996","summary":"ToolHive: SSRF guard misses IPv6 NAT64 ranges (64:ff9b::/96, 64:ff9b:1::/48), allowing metadata/internal access behind a NAT64 gateway in github.com/stacklok/toolhive","details":"ToolHive: SSRF guard misses IPv6 NAT64 ranges (64:ff9b::/96, 64:ff9b:1::/48), allowing metadata/internal access behind a NAT64 gateway in github.com/stacklok/toolhive","aliases":["CVE-2026-54450","GHSA-pph6-vfjv-vpjw"],"modified":"2026-07-21T19:15:35.721639050Z","published":"2026-07-17T19:42:05Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-5996"},"references":[{"type":"ADVISORY","url":"https://github.com/stacklok/toolhive/security/advisories/GHSA-pph6-vfjv-vpjw"}],"affected":[{"package":{"name":"github.com/stacklok/toolhive","ecosystem":"Go","purl":"pkg:golang/github.com/stacklok/toolhive"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.29.1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5996.json"}}],"schema_version":"1.7.5"}