cvedb.io
CVE-2026-23645
MEDIUM · CVSS 6.1
EPSS exploitation probability: 0%
Published 2026-01-16T20:15:49.880 · Last modified 2026-06-17T10:21:53.083

Summary

SiYuan is self-hosted, open source personal knowledge management software. Prior to 3.5.4-dev2, a Stored Cross-Site Scripting (XSS) vulnerability exists in SiYuan Note. The application does not sanitize uploaded SVG files. If a user uploads and views a malicious SVG file (e.g., imported from an untrusted source), arbitrary JavaScript code is executed in the context of their authenticated session. This vulnerability is fixed in 3.5.4-dev2.

Affected products

b3log — siyuan

Does this affect you?

Add your gear to cvedb and we'll alert you only when b3log ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.