CVE-2025-64764

MEDIUM EPSS 35.6%
Published Nov 19, 20257mo ago · Modified Jun 17, 20262w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Nov 19, 2025 7mo ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
5.4
Exploitability
2.8
Impact
2.5
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
35.6% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-80

Affected Products 1

VendorProductVersionRange
astroastro* <5.15.8

References 2

  • github.com https://github.com/withastro/astro/commit/790d9425f39bbbb462f1c27615781cd965009f91
    Patch
  • github.com https://github.com/withastro/astro/security/advisories/GHSA-wrwg-2hg8-v723
    ExploitVendor Advisory

Remediation

  • github.com https://github.com/withastro/astro/commit/790d9425f39bbbb462f1c27615781cd965009f91
    Patch