PT-2026-52112 · Siyuan+1 · Siyuan+1
CVE-2026-54759
·
Published
2026-06-24
·
Updated
2026-06-25
CVSS v4.0
8.7
High
| Vector | AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Name of the Vulnerable Software and Affected Versions
SiYuan versions prior to 3.7.0
Description
Lute's HTML sanitizer fails to remove
<iframe> elements. When combined with the permissive security configuration of the SiYuan Electron client, this allows an attacker to embed a malicious <iframe> within a Bazaar package README. Viewing the package details can lead to the execution of arbitrary commands on the victim's machine without requiring the installation of the package.Recommendations
Update to version 3.7.0.
Exploit
Fix
XSS
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Weakness Enumeration
Related Identifiers
Affected Products
Lute
Siyuan