GO-2026-4669

vendorUSosv

SiYuan has a SVG Sanitizer Bypass via Whitespace in `javascript:` URI — Unauthenticated XSS in github.com/siyuan-note/siyuan/kernel

view advisory published 2026-03-12Licence: per source

SiYuan has a SVG Sanitizer Bypass via Whitespace in `javascript:` URI — Unauthenticated XSS in github.com/siyuan-note/siyuan/kernel

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-31809USmedium6.1—
SiYuan is a personal knowledge management system. Prior to 3.5.10, SiYuan's SVG sanitizer (SanitizeSVG) checks href attributes for the javascript: prefix using strings.HasPrefix().…
02

references

External citations — patches, advisories, analysis.

scry

Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.

Free scan