CVE-2026-54759
NONE—CVSS v3
—CVSS v2
0.26%
EPSS (exploit probability)
CWE-79CWE
Description
SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, Lute's HTML sanitizer does not remove <iframe> elements. Combined with the SiYuan Electron client's permissive security configuration, an attacker can include a malicious <iframe> in a Bazaar package README that executes arbitrary commands on the victim's machine when the package details are viewed. No package installation is required. This vulnerability is fixed in 3.7.0.
Affected routers (0)
No routers currently mapped to this CVE in our database.