{"action":"Upgrade astro to 5.15.8 or later.","affected":[{"fixed":"5.15.8","introduced":"0"}],"component":"astro","cve_ids":["CVE-2025-64765"],"ecosystem":"npm","epss":0.00538,"exploited":false,"fixed_versions":["5.15.8"],"ghsa_id":"GHSA-ggxq-hp9w-j794","id":"tcs_01M5KFRPY0RJP8FGS0XQ8AYQHK","modified_at":"2026-02-04T03:01:27.986221Z","published_at":"2025-11-19T20:03:21Z","references":["https://osv.dev/vulnerability/GHSA-ggxq-hp9w-j794","https://github.com/withastro/astro/security/advisories/GHSA-ggxq-hp9w-j794","https://nvd.nist.gov/vuln/detail/CVE-2025-64765","https://github.com/withastro/astro/commit/6f800813516b07bbe12c666a92937525fddb58ce","https://github.com/withastro/astro"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-ggxq-hp9w-j794","url":"https://osv.dev/vulnerability/GHSA-ggxq-hp9w-j794"},{"source":"nvd","source_id":"CVE-2025-64765","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-64765"}],"summary":"Astro's middleware authentication checks based on url.pathname can be bypassed via url encoded values"}