{"action":"Upgrade @vitest/browser to 4.1.6 or later.","affected":[{"fixed":"4.1.6","introduced":"4.0.17"},{"fixed":"5.0.0-beta.3","introduced":"5.0.0-beta.0"}],"component":"@vitest/browser","cve_ids":["CVE-2026-47428"],"ecosystem":"npm","epss":0.00613,"exploited":false,"fixed_versions":["4.1.6","5.0.0-beta.3"],"ghsa_id":"GHSA-2h32-95rg-cppp","id":"tcs_01M5KET4DCF2YP73YVSRJSWSQ4","modified_at":"2026-09-10T03:51:07.455138470Z","published_at":"2026-06-01T14:12:18Z","references":["https://osv.dev/vulnerability/GHSA-2h32-95rg-cppp","https://github.com/vitest-dev/vitest/security/advisories/GHSA-2h32-95rg-cppp","https://github.com/vitest-dev/vitest","https://github.com/vitest-dev/vitest/blob/cba2036a197ec8ed42c35a37db78ef07192202c7/packages/browser/src/client/public/esm-client-injector.js#L41","https://github.com/vitest-dev/vitest/blob/cba2036a197ec8ed42c35a37db78ef07192202c7/packages/browser/src/node/serverOrchestrator.ts#L48"],"severity":{"label":"critical","score":9.6},"sources":[{"source":"osv","source_id":"GHSA-2h32-95rg-cppp","url":"https://osv.dev/vulnerability/GHSA-2h32-95rg-cppp"}],"summary":"Vitest browser mode serves unsanitized otelCarrier query parameter as inline script"}