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CVE PROGRAM SOURCE RECORD8.4 High

CVE-2026-87813

SiYuan before v3.8.2 Stored XSS via unescaped asset filenames

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

siyuan-note siyuan

Default version status: unaffected

  • 0 to < 3.8.2affected
  • 3.8.2unaffected

References