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Vulnerability record · CVE-2026-50551 · published 24 June 2026

CVE-2026-50551: Cross-site scripting vulnerability

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan contains a stored cross-site scripting (XSS) vulnerability in the Attribute View (database) asset cell renderer that escalates to remote code execution (RCE) in the Electron desktop client. This vulnerability is fixed in 3.7.0.

9.9 CVSS 3.1 Critical EPSS 0.78% · top 46.0% CWE-79 · Cross-site scripting Deferred
9.9CVSS 3.1 base score
0.78%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
25 Jun 2026Last modified by NVD

Description

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan contains a stored cross-site scripting (XSS) vulnerability in the Attribute View (database) asset cell renderer that escalates to remote code execution (RCE) in the Electron desktop client. This vulnerability is fixed in 3.7.0.

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

References

LinkTags
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2

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Source: NIST National Vulnerability Database (record CVE-2026-50551), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.