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Algernon: Auto-refresh SSE event server binds to all interfaces by default on Linux/macOS

🗓️ 20 May 2026 15:33:56Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 9 Views

SSE event server on Linux/macOS binds to all interfaces by default due to an empty host; Windows uses loopback.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-46430
26 May 202616:41
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Circl
CVE-2026-46430
14 May 202609:10
circl
CNNVD
algernon 安全漏洞
26 May 202600:00
cnnvd
CVE
CVE-2026-46430
26 May 202616:41
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Cvelist
CVE-2026-46430 Algernon: Auto-refresh SSE event server binds to all interfaces by default on Linux/macOS
26 May 202616:41
cvelist
EUVD
EUVD-2026-31869
26 May 202616:41
euvd
NVD
CVE-2026-46430
26 May 202617:16
nvd
OSV
GHSA-GJ84-924C-48FX Algernon: Auto-refresh SSE event server binds to all interfaces by default on Linux/macOS
20 May 202615:33
osv
Positive Technologies
PT-2026-42207
20 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-46430
5 Jun 202619:29
redhatcve
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20 May 2026 15:33Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.3
EPSS0.00197
SSVC
9