CVE-2026-66395: CVE-2026-66395 - SiYuan Desktop before v3.7.2 Reflected XSS to RCE via siyuan Protocol

CVE-2026-66395 SiYuan Desktop before v3.7.2 Reflected XSS to RCE via siyuan Protocol

9.8CVSS Score

CRITICALSeverity

NOCISA KEV

VulnerabilityImpact Type

📋 Vulnerability Details

CVE ID	CVE-2026-66395
Vendor	Unknown Vendor
Affected Product	Unknown Product
Vulnerability Type	Vulnerability
CVSS Score	9.8 (CRITICAL)
Actively Exploited	❌ No known exploitation
Patch Status	Pending Vendor Disclosure
Reported By	CYBERDUDEBIVASH SENTINEL APEX Intelligence (via sentinel_apex)

CVE-2026-66395 - SiYuan Desktop before v3.7.2 Reflected XSS to RCE via siyuan Protocol

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