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Medium 5.4Published Nov 19, 2025
CVE-2025-64764Astro is a web framework.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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
- 5.4 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- Weakness (CWE)
- CWE-80
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Oct 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
astro astro astro:astro | before 5.15.8 | NVD |
References
- https://github.com/withastro/astro/commit/790d9425f39bbbb462f1c27615781cd965009f91patch
- https://github.com/withastro/astro/security/advisories/GHSA-wrwg-2hg8-v723exploit, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.