{"action":"Upgrade fast-uri to 2.4.8 (2.x), 3.1.9 (3.x) or 4.2.3 (4.x) or later.","affected":[{"fixed":"2.4.8","introduced":"2.4.2"},{"fixed":"3.1.9","introduced":"3.1.3"},{"fixed":"4.2.3","introduced":"4.0.1"}],"component":"fast-uri","cve_ids":["CVE-2026-110180"],"ecosystem":"npm","epss":0.00255,"exploited":false,"fixed_versions":["2.4.8","3.1.9","4.2.3"],"ghsa_id":"GHSA-wjr9-j795-jxcr","id":"tcs_01M5NCGVCTS0FFRRZ229SRRF1K","modified_at":"2026-10-23T21:45:04.892054666Z","published_at":"2026-10-23T21:37:59Z","references":["https://osv.dev/vulnerability/GHSA-wjr9-j795-jxcr","https://github.com/fastify/fast-uri/security/advisories/GHSA-wjr9-j795-jxcr","https://nvd.nist.gov/vuln/detail/CVE-2026-110180","https://github.com/fastify/fast-uri/commit/58c183d0b168ad87f98773266444ce1f6375803a","https://github.com/fastify/fast-uri/commit/ddfc6a51122dfce0365655f04479fc3adb7f6b3c","https://github.com/fastify/fast-uri/commit/f6d46dfeab025d0c440485f4ae29fa4f14707646","https://cna.openjsf.org/security-advisories.html","https://github.com/fastify/fast-uri","https://github.com/fastify/fast-uri/releases/tag/v2.4.8","https://github.com/fastify/fast-uri/releases/tag/v3.1.9","https://github.com/fastify/fast-uri/releases/tag/v4.2.3"],"severity":{"label":"medium","score":4.8},"sources":[{"source":"osv","source_id":"GHSA-wjr9-j795-jxcr","url":"https://osv.dev/vulnerability/GHSA-wjr9-j795-jxcr"}],"summary":"fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization"}