Medium severity6.5NVD Advisory· Published Sep 4, 2026· Updated Oct 8, 2026
CVE-2026-85578
CVE-2026-85578
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=3.8.1
Patches
Vulnerability mechanics
References
2News mentions
1- Siyuan Note: Batch of 13 Vulnerabilities Includes Critical XSS and DoS FlawsVypr Intelligence · Sep 5, 2026