Vulnerability Description
Astro is a web framework. Prior to version 5.15.8, a reflected XSS vulnerability is present when the server islands feature is used in the targeted application, regardless of what was intended by the component template(s). This issue has been patched in version 5.15.8.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Astro | Astro | < 5.15.8 |
Related Weaknesses (CWE)
References
- https://github.com/withastro/astro/commit/790d9425f39bbbb462f1c27615781cd965009fPatch
- https://github.com/withastro/astro/security/advisories/GHSA-wrwg-2hg8-v723ExploitVendor Advisory
FAQ
What is CVE-2025-64764?
CVE-2025-64764 is a vulnerability with a CVSS score of 7.1 (HIGH). Astro is a web framework. Prior to version 5.15.8, a reflected XSS vulnerability is present when the server islands feature is used in the targeted application, regardless of what was intended by the ...
How severe is CVE-2025-64764?
CVE-2025-64764 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-64764?
Check the references section above for vendor advisories and patch information. Affected products include: Astro Astro.