VULNERABILITY INTELLIGENCE
CVE-2026-116169
CVSS score5.4 MEDIUM
EPSS probability0.21%
CISA KEVNot currently listed
Published2026-10-25
Last modified2026-10-29
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Description
SiYuan from 2.10.0 before 3.8.7 contains a stored cross-site scripting vulnerability that allows users with edit permission to inject script by placing javascript: URLs in math block content rendered with KaTeX trust enabled. Attackers can store \href, \url, or \includegraphics payloads that mathRender assigns via innerHTML, executing script in the application origin when a reader clicks the rendered link.
Weakness classification
- disclosure@vulncheck.com: CWE-79