CVE-2026-73607
SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/storage/getOutlineStorage endpoint that performs no authorization checks. Attackers can retrieve outline state including heading identifiers for any document by supplying its identifier, even for documents forbidden to the requester.
Published:Aug 13, 2026
Last Modified:Aug 14, 2026
EPS:Aug 13, 2026
EPSS Score:0.00194
CVSS Score:5.8
Affected Products
Vendor
Product
Action
Vendor
B3log
Product
Siyuan
B3log
Siyuan
Vendor
Siyuan
Product
Siyuan
Siyuan
Siyuan
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
