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CVE-2025-46654

Quick assessment

Affected
HackMD CodiMD
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.

CodiMD是HackMD开源的一个实时协作笔记应用程序。 CodiMD 2.2.0及之前版本存在安全漏洞，该漏洞源于基于CSP的XSS保护机制可被上传的.html文件绕过，可能导致跨站脚本攻击。

CVSS 4.9 · Medium EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2025-46654

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
CodiMD through 2.2.0 has a CSP-based protection mechanism against XSS through uploaded JavaScript content, but it can be bypassed by uploading a .html file that references an uploaded .js file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对候选路径的不恰当保护
Source: CVE Program / CVE List V5
Vulnerability Title
CodiMD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CodiMD是HackMD开源的一个实时协作笔记应用程序。 CodiMD 2.2.0及之前版本存在安全漏洞，该漏洞源于基于CSP的XSS保护机制可被上传的.html文件绕过，可能导致跨站脚本攻击。
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
HackMD CodiMD 0 ~ 2.2.1 -

II. Public POCs for CVE-2025-46654

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III. Intelligence Information for CVE-2025-46654

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Vendor Advisories for CVE-2025-46654 (1)

Proof of Concept for CVE-2025-46654 (1)

IV. Related Vulnerabilities

Same product: CodiMD
Same vendor: HackMD
Same weakness: CWE-424

V. Comments for CVE-2025-46654

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