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I. Basic Information for CVE-2025-51691
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Cross-Site Scripting (XSS) vulnerability found in MarkTwo commit e3a1d3f90cce4ea9c26efcbbf3a1cbfb9dcdb298 (May 2025) allows a remote attacker to execute arbitrary code via a crafted script input to the editor interface. The application does not properly sanitize user-supplied Markdown before rendering it. Successful exploitation could lead to session hijacking, credential theft, or arbitrary client-side code execution in the context of the victim's browser.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
MarkTwo 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MarkTwo是Anthony Garvan个人开发者的一个markdown编辑器。 MarkTwo e3a1d3f90cce4ea9c26efcbbf3a1cbfb9dcdb298版本存在安全漏洞,该漏洞源于编辑器接口未清理用户输入的Markdown,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
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2025-51691
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III. Intelligence Information for CVE-2025-51691
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IV. Related Vulnerabilities
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