{"schema_version":"1.3.1","id":"GO-2026-5996","modified":"2026-07-17T19:42:05Z","published":"2026-07-17T19:42:05Z","aliases":["CVE-2026-54450","GHSA-pph6-vfjv-vpjw"],"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","affected":[{"package":{"name":"github.com/stacklok/toolhive","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.29.1"}]}],"ecosystem_specific":{}}],"references":[{"type":"ADVISORY","url":"https://github.com/stacklok/toolhive/security/advisories/GHSA-pph6-vfjv-vpjw"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5996","review_status":"UNREVIEWED"}}