CVE-2026-87813
HIGH
NVD
CVSS Score
7.3
Severity
HIGH
Published
Sep 09, 2026
Vendor
unknown
Description
SiYuan before v3.8.2 contains a stored cross-site scripting vulnerability in the Search Assets result list where asset filenames are interpolated into HTML without escaping. Authenticated attackers can craft asset filenames containing malicious markup that executes JavaScript in the victim's browser when searching assets, enabling same-origin API requests and application state manipulation.