{"action":"Upgrade 9router to 0.5.8 or later.","affected":[{"fixed":"0.5.8","introduced":"0"}],"component":"9router","cve_ids":["CVE-2026-56681"],"ecosystem":"npm","epss":0.01114,"exploited":false,"fixed_versions":["0.5.8"],"ghsa_id":"GHSA-5mj8-gf6m-fhw8","id":"tcs_01M5KF45NZZRFNJM76BS273CK1","modified_at":"2026-09-22T17:15:10.402561848Z","published_at":"2026-09-22T16:34:06Z","references":["https://osv.dev/vulnerability/GHSA-5mj8-gf6m-fhw8","https://github.com/decolua/9router/security/advisories/GHSA-5mj8-gf6m-fhw8","https://github.com/decolua/9router/commit/efd20be8d81ef2e256a7037f3aa78e6b567b5fd3","https://github.com/decolua/9router","https://github.com/decolua/9router/releases/tag/v0.5.6"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"GHSA-5mj8-gf6m-fhw8","url":"https://osv.dev/vulnerability/GHSA-5mj8-gf6m-fhw8"}],"summary":"9Router has an Authentication Bypass in Public LLM API via Spoofable X-9r-Real-Ip Header"}