CVE-2026-86191
Medium · 4.3CVSS
4.3
EPSS
0.3%
Published
Sep 5, 2026
CISA due date
—
The record
SiYuan versions before v3.8.2 contain an information disclosure vulnerability in the getAttributeViewKeysByID endpoint that allows publish readers to enumerate private attribute view key definitions without verifying parent database visibility. Attackers can access the endpoint to retrieve complete key schemas including sensitive field names and relation definitions from hidden databases.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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