High severity7.1NVD Advisory· Published Nov 19, 2025· Updated Jun 17, 2026
CVE-2025-64764
CVE-2025-64764
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
astronpm | < 5.15.8 | 5.15.8 |
Affected products
3Patches
Vulnerability mechanics
References
4- github.com/withastro/astro/commit/790d9425f39bbbb462f1c27615781cd965009f91nvdPatchWEB
- github.com/withastro/astro/security/advisories/GHSA-wrwg-2hg8-v723nvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-wrwg-2hg8-v723ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-64764ghsaADVISORY
News mentions
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