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Cross-site Scripting (XSS)

🗓️ 17 Jun 2026 17:07:11Reported by Veracode Vulnerability DatabaseType 
veracode
 veracode
🔗 sca.analysiscenter.veracode.com👁 8 Views

Astro is vulnerable to XSS due to improper escaping of user attribute names in spreadAttributes

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-54298
12 Jun 202616:48
circl
CVE
CVE-2026-54298
16 Jun 202614:57
cve
Github Security Blog
Astro: XSS via Unescaped Attribute Names in Spread Props
16 Jun 202614:57
github
OSV
GHSA-JRPJ-WCV7-9FH9 Astro: XSS via Unescaped Attribute Names in Spread Props
16 Jun 202614:57
osv
Positive Technologies
PT-2026-49739
16 Jun 202600:00
ptsecurity
Snyk
Cross-site Scripting (XSS)
16 Jun 202614:57
snyk
Vulners
Node
astroastroRange0.0.0-202208162013446.4.5js

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18 Jun 2026 11:10Current
5.3Medium risk
Vulners AI Score5.3
EPSS0.00036
8