{"action":"Upgrade 9router to 0.4.45 or later.","affected":[{"fixed":"0.4.45","introduced":"0.2.21"}],"component":"9router","cve_ids":["CVE-2026-49352"],"ecosystem":"npm","epss":0.00601,"exploited":false,"fixed_versions":["0.4.45"],"ghsa_id":"GHSA-jphh-m39h-6gwx","id":"tcs_01M5KFYJHFG0QEJNMGD26CYN7F","modified_at":"2026-07-02T21:11:31.254349Z","published_at":"2026-07-02T20:56:55Z","references":["https://osv.dev/vulnerability/GHSA-jphh-m39h-6gwx","https://github.com/decolua/9router/security/advisories/GHSA-jphh-m39h-6gwx","https://github.com/decolua/9router"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-jphh-m39h-6gwx","url":"https://osv.dev/vulnerability/GHSA-jphh-m39h-6gwx"}],"summary":"9router's Hardcoded Default fallback JWT Secret Allows Authentication Bypass"}