CRITICAL 9.4 NVD
CVE-2026-73053
SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji function that fails to sanitize codepoint branch output. Attacke
SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji function that fails to sanitize codepoint branch output. Attackers can craft document icons with hex-encoded markup that executes in the renderer with Node integration enabled, achieving arbitrary code execution on the host system.
References
- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-vx5w-qrvp-mmcq
- https://www.vulncheck.com/advisories/siyuan-before-cross-site-scripting-via-unicode2emoji
This critical severity vulnerability with a CVSS score of 9.4 was published on 2026-08-15 via NVD.
Risk Timeline
CVE Disclosed2026-08-15 · 0 days ago
Remediation Resources
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