{"action":"Upgrade hono to 4.12.21 or later.","affected":[{"fixed":"4.12.21","introduced":"0"}],"component":"hono","cve_ids":["CVE-2026-47674"],"ecosystem":"npm","epss":0.00244,"exploited":false,"fixed_versions":["4.12.21"],"ghsa_id":"GHSA-xrhx-7g5j-rcj5","id":"tcs_01M5KGJS3R88QF88SH5Q6YW6YW","modified_at":"2026-09-10T03:51:09.776209033Z","published_at":"2026-06-04T18:00:22Z","references":["https://osv.dev/vulnerability/GHSA-xrhx-7g5j-rcj5","https://github.com/honojs/hono/security/advisories/GHSA-xrhx-7g5j-rcj5","https://nvd.nist.gov/vuln/detail/CVE-2026-47674","https://github.com/honojs/hono/commit/c831020fb1fa2e929d222f6c84e1abfe013e512b","https://github.com/honojs/hono","https://github.com/honojs/hono/releases/tag/v4.12.21"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-xrhx-7g5j-rcj5","url":"https://osv.dev/vulnerability/GHSA-xrhx-7g5j-rcj5"}],"summary":"Hono: IP Restriction bypasses static deny rules for non-canonical IPv6"}