{"action":"Upgrade @fastify/middie to 9.3.2 or later.","affected":[{"fixed":"9.3.2","introduced":"0"}],"component":"@fastify/middie","cve_ids":["CVE-2026-6270"],"ecosystem":"npm","epss":0.00608,"exploited":false,"fixed_versions":["9.3.2"],"ghsa_id":"GHSA-72c6-fx6q-fr5w","id":"tcs_01M5KF8E2S4YYVG9VRVYAMJWW6","modified_at":"2026-07-08T08:14:41.365738249Z","published_at":"2026-04-16T22:29:04Z","references":["https://osv.dev/vulnerability/GHSA-72c6-fx6q-fr5w","https://github.com/fastify/fastify-express/security/advisories/GHSA-hrwm-hgmj-7p9c","https://github.com/fastify/middie/security/advisories/GHSA-72c6-fx6q-fr5w","https://nvd.nist.gov/vuln/detail/CVE-2026-6270","https://cna.openjsf.org/security-advisories.html","https://github.com/fastify/middie"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-72c6-fx6q-fr5w","url":"https://osv.dev/vulnerability/GHSA-72c6-fx6q-fr5w"}],"summary":"@fastify/middie vulnerable to middleware authentication bypass in child plugin scopes"}