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GHSA-22G5-R2X5-97CX showdown allows stored cross-site scripting through table header ID injection

🗓️ 07 Jul 2026 00:30:59Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 5 Views

Stored cross site scripting in showdown via table header ID injection in parseHeaders.

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07 Aug 2026 21:15Current
5Medium risk
Vulners AI Score5
CVSS 45.3
CVSS 3.16.1
EPSS0.00198
5