{"action":"Upgrade astro to 7.0.6 or later.","affected":[{"fixed":"7.0.6","introduced":"0"}],"component":"astro","cve_ids":["CVE-2026-59729"],"ecosystem":"npm","epss":0.00473,"exploited":false,"fixed_versions":["7.0.6"],"ghsa_id":"GHSA-f48w-9m4c-m7f5","id":"tcs_01M5KFMEB0EY240JSDJXXW9KAR","modified_at":"2026-08-12T20:45:07.686847489Z","published_at":"2026-07-20T23:21:58Z","references":["https://osv.dev/vulnerability/GHSA-f48w-9m4c-m7f5","https://github.com/withastro/astro/security/advisories/GHSA-f48w-9m4c-m7f5","https://nvd.nist.gov/vuln/detail/CVE-2026-59729","https://github.com/withastro/astro/pull/17251","https://github.com/withastro/astro/commit/5240e26c9dd91f9bc7140dcfacdb48d5a132830d","https://github.com/withastro/astro","https://github.com/withastro/astro/releases/tag/astro@7.0.6"],"severity":{"label":"medium","score":5.1},"sources":[{"source":"osv","source_id":"GHSA-f48w-9m4c-m7f5","url":"https://osv.dev/vulnerability/GHSA-f48w-9m4c-m7f5"},{"source":"nvd","source_id":"CVE-2026-59729","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59729"}],"summary":"Astro: XSS via unescaped spread attribute names in renderHTMLElement (incomplete fix for CVE-2026-54298)"}