{"action":"Upgrade better-auth to 1.1.16 or later.","affected":[{"fixed":"1.1.16","introduced":"0.0.2"}],"component":"better-auth","cve_ids":["CVE-2025-71404"],"ecosystem":"npm","epss":0.00521,"exploited":false,"fixed_versions":["1.1.16"],"ghsa_id":"GHSA-9x4v-xfq5-m8x5","id":"tcs_01M5KFH8WQHCPV97HAHDCWCKSY","modified_at":"2026-08-02T03:56:48.551422037Z","published_at":"2025-02-05T21:49:39Z","references":["https://osv.dev/vulnerability/GHSA-9x4v-xfq5-m8x5","https://github.com/better-auth/better-auth/security/advisories/GHSA-9x4v-xfq5-m8x5","https://github.com/better-auth/better-auth/commit/7ae340e2eddad641b7e43d24d37c58a66ce9ddcf","https://github.com/better-auth/better-auth","https://github.com/better-auth/better-auth/blob/05ada0b79dbcac93cc04ceb79b23ca598d07830c/packages/better-auth/src/api/routes/error.ts#L81"],"severity":{"label":"medium","score":5.1},"sources":[{"source":"osv","source_id":"GHSA-9x4v-xfq5-m8x5","url":"https://osv.dev/vulnerability/GHSA-9x4v-xfq5-m8x5"},{"source":"nvd","source_id":"CVE-2025-71404","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71404"}],"summary":"Better Auth URL parameter HTML Injection (Reflected Cross-Site scripting)"}