{"action":"Upgrade fast-uri to 2.4.6 or later.","affected":[{"fixed":"2.4.6","introduced":"2.4.5"},{"fixed":"3.1.7","introduced":"3.1.6"},{"fixed":"4.1.4","introduced":"4.1.3"}],"component":"fast-uri","cve_ids":["CVE-2026-84394"],"ecosystem":"npm","epss":0.0038,"exploited":false,"fixed_versions":["2.4.6","3.1.7","4.1.4"],"ghsa_id":"GHSA-58mr-gqgx-xq4g","id":"tcs_01M5KF347XR2GK190AAFT41296","modified_at":"2026-09-28T21:30:05.360758321Z","published_at":"2026-09-28T21:23:35Z","references":["https://osv.dev/vulnerability/GHSA-58mr-gqgx-xq4g","https://github.com/fastify/fast-uri/security/advisories/GHSA-58mr-gqgx-xq4g","https://nvd.nist.gov/vuln/detail/CVE-2026-84394","https://github.com/fastify/fast-uri/pull/214","https://github.com/fastify/fast-uri/commit/e00815236bc94107e44ef1b2f5318a06bac225c0","https://cna.openjsf.org/security-advisories.html","https://github.com/fastify/fast-uri","https://github.com/fastify/fast-uri/releases/tag/v2.4.6","https://github.com/fastify/fast-uri/releases/tag/v3.1.7","https://github.com/fastify/fast-uri/releases/tag/v4.1.4"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-58mr-gqgx-xq4g","url":"https://osv.dev/vulnerability/GHSA-58mr-gqgx-xq4g"}],"summary":"fast-uri vulnerable to host confusion via an unclosed bracket in the URI authority"}