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I. Basic Information for CVE-2022-40276
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Zettlr version 2.3.0 allows an external attacker to remotely obtain arbitrary local files on any client that attempts to view a malicious markdown file through Zettlr. This is possible because the application does not have a CSP policy (or at least not strict enough) and/or does not properly validate the contents of markdown files before rendering them.
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
Zettlr 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zettlr是一款用于专业编辑Markdown文件的最全面的编辑器。 Zettlr 2.3.0版本存在安全漏洞,该漏洞源于应用程序没有CSP策略,在渲染markdown文件之前没有正确验证它们的内容。攻击者利用该漏洞可以查看受害者本地的任意文件。
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
-Zettlr 2.3.0 -
II. Public POCs for CVE-2022-40276
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III. Intelligence Information for CVE-2022-40276
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IV. Related Vulnerabilities
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