Vulnerability · Published Sep 5, 2026 · Assigned by VulnCheck
CVE-2026-86192SiYuan before v3.8.2 Information Disclosure via Attribute-View
Medium 6.5
In plain English
A medium-severity authorization bypass via user-controlled key in siyuan from siyuan-note. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 70.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
SiYuan versions before v3.8.2 fail to properly filter private attribute-view cell values in the getAttributeViewKeys endpoint. Publish readers can retrieve hidden KeyValues payloads from rows bound to inaccessible documents, exposing private database contents without authorization.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| siyuan-note | siyuan | 0 – before 3.8.2 |
Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References
- GitHub Security Advisory (GHSA-vc7j-5f5p-3x75) vendor-advisory
- VulnCheck Advisory: SiYuan before v3.8.2 Information Disclosure via Attribute-View third-party-advisory