{"action":"Upgrade astro to 7.1.0 or later.","affected":[{"fixed":"7.1.0","introduced":"2.9.0"}],"component":"astro","cve_ids":["CVE-2026-73422"],"ecosystem":"npm","epss":0.00547,"exploited":false,"fixed_versions":["7.1.0"],"ghsa_id":"GHSA-4g3v-8h47-v7g6","id":"tcs_01M5KF090XJC1XMXPYCVS2JF6J","modified_at":"2026-08-12T20:56:01.810465Z","published_at":"2026-07-20T21:08:16Z","references":["https://osv.dev/vulnerability/GHSA-4g3v-8h47-v7g6","https://github.com/withastro/astro/security/advisories/GHSA-4g3v-8h47-v7g6","https://github.com/withastro/astro/pull/17393","https://github.com/withastro/astro/commit/092da560eea77ee63a3e2c583c80d8238544e42b","https://github.com/withastro/astro","https://github.com/withastro/astro/releases/tag/astro@7.1.0"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-4g3v-8h47-v7g6","url":"https://osv.dev/vulnerability/GHSA-4g3v-8h47-v7g6"}],"summary":"Astro: Reflected XSS via unescaped View Transition animation properties"}