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Critical 9.0Published Aug 15, 2026

CVE-2026-73052SiYuan before v3.7.4 Stored XSS via Attribute-View Field Names

Updated under an hour ago ()

Does this affect you?

It affects siyuan-note siyuan. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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
9.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulnCheck
NVD analysis
Deferred
Record last updated
Aug 17, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
siyuan-note siyuan
siyuan_note:siyuan (from the name)
before 3.7.4; 3.7.4 not affected
CNA record

References

  • vendor-advisory
  • third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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