Siyuan
CVE-2024-6938
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. |
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Alert meAnalysisAI
A vulnerability has been found in SiYuan 3.1.0 and classified as problematic. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A vulnerability has been found in SiYuan 3.1.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file PDF.js of the component PDF Handler. The manipulation leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-271993 was assigned to this vulnerability. Affected products include: B3Log Siyuan.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Primary rating from Vendor (vuldb) · only source for this CVE.
CVSS VectorVendor: vuldb
DescriptionCVE.org
A vulnerability has been found in SiYuan 3.1.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file PDF.js of the component PDF Handler. The manipulation leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-271993 was assigned to this vulnerability.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
SQL injection in SiYuan's fullTextSearchAssetContent endpoint lets unauthenticated attackers and holders of publish Role
Stored cross-site scripting in SiYuan personal knowledge management before 3.7.0 lets an attacker with write access to a
SQL injection in SiYuan personal knowledge management (versions <= v3.7.2) lets attackers pass arbitrary SQL statements
Stored cross-site scripting in SiYuan's attribute-view (database) cell renderer, affecting all versions prior to 3.7.0,
SQL injection in SiYuan personal knowledge-management software (all versions before v3.7.3) lets attackers inject arbitr
A SQL injection vulnerability was discovered in Siyuan 3.1.11 in /getHistoryItems. Rated critical severity (CVSS 9.8), t
A SQL injection vulnerability has been identified in Siyuan 3.1.11 via the ids array parameter in /batchGetBlockAttrs. R
A SQL injection vulnerability has been identified in Siyuan 3.1.11 via the id parameter at /getAssetContent. Rated criti
A SQL injection vulnerability has been identified in Siyuan 3.1.11 via the notebook parameter in /searchHistory. Rated c
SiYuan personal knowledge management system prior to 3.5.4 has a stored XSS vulnerability (CVSS 9.6) that allows code ex
Remote code execution in SiYuan note-taking application (before v3.6.1) allows any malicious Bazaar marketplace package
Origin-validation bypass in SiYuan Note (open-source personal knowledge management) before 3.7.0 lets any installed Chro
Exploit-DB