What is GHSA-qh5w-p4pr-mhpj?

GHSA-qh5w-p4pr-mhpj is a security advisory published by GitHub Security Advisories with Critical severity. SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji...

Which CVE IDs does GHSA-qh5w-p4pr-mhpj cover?

GHSA-qh5w-p4pr-mhpj covers the following CVE IDs: CVE-2026-73053. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qh5w-p4pr-mhpj?

GHSA-qh5w-p4pr-mhpj has a CVSS v3 base score of 9.0, published by GitHub Security Advisories.

GHSA-qh5w-p4pr-mhpjCriticalCVSS 9.0

SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji...

Vendor

GitHub Security Advisories

Published

August 16, 2026

Last Modified

August 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-73053 →

📋 Description

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 (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-vx5w-qrvp-mmcq
https://nvd.nist.gov/vuln/detail/CVE-2026-73053
https://www.vulncheck.com/advisories/siyuan-before-cross-site-scripting-via-unicode2emoji
https://github.com/advisories/GHSA-qh5w-p4pr-mhpj