CVE-2026-73052

CRITICAL 9.0

SiYuan before v3.7.4 Stored XSS via Attribute-View Field Names

CVSS Score

9.0

EPSS Score

0.0%

EPSS Percentile

0th

SiYuan before v3.7.4 stores attribute-view field names without HTML escaping and interpolates them directly into option elements via innerHTML in the sort menu. Attackers can inject markup by renaming a database field to execute arbitrary JavaScript when users open the sort menu, with Node integration enabled in the desktop client enabling code execution.

CWE	CWE-79
Vendor	siyuan-note
Product	siyuan
Published	Aug 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

siyuan-note / siyuan

0 < 3.7.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/siyuan-note/siyuan/security/advisories/GHSA-g3jx-227v-x2x4 vulncheck.com: https://www.vulncheck.com/advisories/siyuan-before-stored-xss-via-attribute-view-field-names

Credits

🔍 Shirshakhtml