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CVE-2026-72802— SiYuan before v3.7.4 Information Disclosure via resolveAssetPath

Quick assessment

Affected
siyuan-note siyuan
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SiYuan是SiYuan团队开源的一款文档管理软件。 SiYuan 3.7.4之前版本存在授权问题漏洞，该漏洞源于resolveAssetPath端点将绝对文件系统路径未修改地返回给仅CheckAuth请求，可能导致攻击者获取服务器绝对工作区路径，泄露操作系统用户名和安装布局。

CVSS 5.3 · Medium EPSS 0.33% · P23

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery

Affected Version Matrix 2

VendorProduct Version RangeStatus
siyuan-note siyuan < 3.7.4 affected
3.7.4 unaffected
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I. Basic Information for CVE-2026-72802

Vulnerability Information
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Vulnerability Title
SiYuan before v3.7.4 Information Disclosure via resolveAssetPath
Source: CVE Program / CVE List V5
Vulnerability Description
SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the resolveAssetPath endpoint that returns absolute filesystem paths unmodified to CheckAuth-only requests. Attackers can harvest relative asset paths from published documents and submit them to resolveAssetPath to obtain the server's absolute workspace path, disclosing the operating-system username and installation layout.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
SiYuan 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SiYuan是SiYuan团队开源的一款文档管理软件。 SiYuan 3.7.4之前版本存在授权问题漏洞，该漏洞源于resolveAssetPath端点将绝对文件系统路径未修改地返回给仅CheckAuth请求，可能导致攻击者获取服务器绝对工作区路径，泄露操作系统用户名和安装布局。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
siyuan-note siyuan 0 ~ 3.7.4 -

II. Public POCs for CVE-2026-72802

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III. Intelligence Information for CVE-2026-72802

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Vendor Advisories for CVE-2026-72802 (2)

Same Patch Batch · siyuan-note · 2026-08-12 · 22 CVEs total

CVE-2026-72794 8.6 HIGH siyuan before v3.7.4 Session Cookie Key Disclosure via getConf
CVE-2026-72793 8.6 HIGH SiYuan before v3.7.4 Information Disclosure via /api/system/getConf
CVE-2026-72804 8.6 HIGH SiYuan before v3.7.4 Authentication Bypass via Graph Endpoints
CVE-2026-72789 8.6 HIGH SiYuan before v3.7.4 Authentication Bypass via Encrypted Notebooks
CVE-2026-72798 8.6 HIGH SiYuan before v3.7.4 Information Disclosure via renderAttributeView
CVE-2026-72795 8.6 HIGH SiYuan before v3.7.4 Information Disclosure via Embed Block
CVE-2026-72809 8.0 HIGH SiYuan before v3.7.4 Authentication Bypass via Localhost Trust
CVE-2026-72807 8.0 HIGH SiYuan before v3.7.4 SQL Injection via queryBlocks template
CVE-2026-72801 7.5 HIGH SiYuan before v3.7.4 Information Disclosure via Encryption Key Material
CVE-2026-72790 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via getNotebookInfo
CVE-2026-72803 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via getBlockAttrs
CVE-2026-72796 5.8 MEDIUM SiYuan before v3.7.4 Access Control Bypass via Static Routes
CVE-2026-72808 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via getFileAnnotation
CVE-2026-72805 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via Block Endpoints
CVE-2026-72797 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via getEncryptedNotebookStatus
CVE-2026-72788 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via UILayout Filter
CVE-2026-72791 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via getAttributeViewFieldViews
CVE-2026-72792 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via Tag API
CVE-2026-72799 5.8 MEDIUM SiYuan before v3.7.4 Information Disclosure via Path Resolution
CVE-2026-72806 5.8 MEDIUM SiYuan before v3.7.4 Authentication Bypass via Attribute View

Showing top 20 of 22 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: siyuan
Same vendor: siyuan-note
Same weakness: CWE-639

V. Comments for CVE-2026-72802

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