{"action":"Upgrade github.com/stacklok/toolhive to 0.29.1 or later.","affected":[{"fixed":"0.29.1","introduced":"0"}],"component":"github.com/stacklok/toolhive","cve_ids":["CVE-2026-54450"],"ecosystem":"Go","epss":0.00327,"exploited":false,"fixed_versions":["0.29.1"],"ghsa_id":"GHSA-pph6-vfjv-vpjw","id":"tcs_01M5KFHNNFPAMTHR6ZKPJS58SD","modified_at":"2026-07-21T19:19:19.599729878Z","published_at":"2026-07-15T21:51:03Z","references":["https://osv.dev/vulnerability/GHSA-pph6-vfjv-vpjw","https://github.com/stacklok/toolhive/security/advisories/GHSA-pph6-vfjv-vpjw","https://github.com/stacklok/toolhive"],"severity":{"label":"low"},"sources":[{"source":"osv","source_id":"GHSA-pph6-vfjv-vpjw","url":"https://osv.dev/vulnerability/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"}