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CVE-2025-64764 Astro is vulnerable to Reflected XSS via the server islands feature

🗓️ 19 Nov 2025 16:41:03Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Astro framework has a reflected XSS via server islands feature before version 5.15.8; fixed 5.15.8.

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10 Apr 2026 05:33Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.1
EPSS0.00243
3