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NPM: Astro: Reflected XSS via unescaped slot name

🗓️ 16 Jun 2026 14:05:06Reported by PatchstackType 
patchstack
 patchstack
🔗 patchstack.com👁 2 Views

Astro npm versions below 6.3.3 have reflected cross site scripting via unescaped slot name.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-50146
22 Jun 202617:31
attackerkb
Circl
CVE-2026-50146
12 Jun 202616:47
circl
CVE
CVE-2026-50146
22 Jun 202617:31
cve
Cvelist
CVE-2026-50146 Astro: Reflected XSS via unescaped slot name
22 Jun 202617:31
cvelist
EUVD
EUVD-2026-38335
22 Jun 202617:31
euvd
Github Security Blog
Astro: Reflected XSS via unescaped slot name
16 Jun 202614:05
github
NVD
CVE-2026-50146
22 Jun 202619:17
nvd
OSV
GHSA-8HV8-536X-4WQP Astro: Reflected XSS via unescaped slot name
16 Jun 202614:05
osv
Positive Technologies
PT-2026-49731
16 Jun 202600:00
ptsecurity
Snyk
Cross-site Scripting (XSS)
16 Jun 202614:05
snyk
Rows per page
Vulners
Node
npmastroRange6.3.3

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16 Jun 2026 14:05Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.1 - 7.1
EPSS0.00029
2