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NPM: Astro: XSS via Unescaped Attribute Names in Spread Props

🗓️ 16 Jun 2026 14:57:21Reported by PatchstackType 
patchstack
 patchstack
🔗 patchstack.com👁 4 Views

Astro has a cross site scripting flaw with unescaped attribute names in spread props, affecting versions before six four six.

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16 Jun 2026 14:57Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.2 - 6.1
EPSS0.0016
4