CVE-2026-72795
SiYuan before v3.7.4 Information Disclosure via Embed Block
- State
- Published
- Severity
- 9.2 Critical
- Published
- Aug 12, 2026
- Updated
- Aug 14, 2026
- Reserved
- Aug 10, 2026
Description
SiYuan versions before v3.7.4 fail to filter embedded block content by publish access in the getBlockDOMWithEmbed and getBlockDOMsWithEmbed endpoints. Attackers can request published blocks containing embed queries to read content from password-protected, hidden, or forbidden documents without authorization.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.2 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N | VulnCheck |
| 3.1 | 8.6 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
siyuansiyuan-note |
|
References
- GitHub Security Advisory (GHSA-h6w7-xxcf-w2mq)vendor-advisory
- VulnCheck Advisory: SiYuan before v3.7.4 Information Disclosure via Embed Blockthird-party-advisory
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