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CVE-2026-46431 Algernon: Auto-refresh SSE event server sets Access-Control-Allow-Origin: *

🗓️ 26 May 2026 16:42:40Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

Algernon SSE server uses wildcard origin, enabling cross-origin file stream; fixed 1.17.7.

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08 Jul 2026 08:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14.3
EPSS0.00219
1