CVE-2026-66394Published
SiYuan before v3.7.3 contains stored and reflected cross-site scripting vulnerabilities in SVG sanitization that allows authenticated attackers to execute scripts by bypassing the HTML parser-based cleaner. Attackers can hide script tags wi…
Exact source revision recorded 25 Oct 2026 15:18:51 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
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CVE-2026-66394 · Microsoft / collected KEV context
nvd · CVE-2026-66394
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