GitHub Security Advisory (GHSA-mp7r-57w4-5qm3)Vendor advisory
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-mp7r-57w4-5qm3 CVE-2026-72792
MEDIUM
SiYuan before v3.7.4 Information Disclosure via Tag API
Record summary
CVE-2026-72792 has a selected CVSS score of 6.9 (medium).
Description
SiYuan before v3.7.4 contains an information disclosure vulnerability in the /api/tag/getTag endpoint that returns tag labels and occurrence counts from password-protected documents to unauthenticated readers. Attackers can enumerate tag vocabulary and internal terminology from password-protected documents by calling the tag endpoint without providing the document's publish password.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationNone
AutomatableYes
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 12, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Default status: unaffected | CVE List | Before 3.7.4 | affected |
| 3.7.4 | unaffected |
References
3nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-72792 VulnCheck Advisory: SiYuan before v3.7.4 Information Disclosure via Tag APIThird-party advisory
https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-tag-api