CVE-2026-85578
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Sep 04, 2026
Vendor
unknown
Description
SiYuan through 3.8.1 contains an authorization bypass vulnerability in the /api/file/getFile endpoint that allows readers to retrieve files from notebooks explicitly configured as Visible:false. Attackers with reader role can access private workspace files including notebook metadata and internal configuration by knowing the hidden notebook identifier and file path.