What’s Vulnerable › Vulnerabilities

CVE-2026-72788: SiYuan before v3.7.4 Information Disclosure via UILayout Filter

• Severity: medium (CVSS 5.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-12 · updated 2026-10-24
• Weakness: CWE-863

Description

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the UILayout filter that fails to properly restrict administrator workspace state from publish readers. Unauthenticated attackers can retrieve the administrator's open documents, search terms, notebook paths, and private asset locations by calling the getConf endpoint without authentication.

Affected products

• siyuan-note siyuan: before 3.7.4 — fixed in 3.7.4

How to fix

Upgrade to a fixed version: siyuan-note siyuan 3.7.4. Check the vendor advisory for mitigations.

References

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hgfg-j9pg-43xw
• https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-uilayout-filter
• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hgfg-j9pg-43xw

Get alerted when CVE-2026-72788 or the next vulnerability affects your stack