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Vulnerability record · CVE-2026-73052 · published 15 August 2026

CVE-2026-73052: Cross-site scripting vulnerability

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.

9.4 CVSS 4.0 Critical EPSS 0.52% · top 58.2% CWE-79 · Cross-site scripting Deferred
9.4CVSS 4.0 base score
0.52%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
26 Aug 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-73052), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.