madskristensen/MiniBlog

madskristensen/MiniBlog

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A minimal blog engine using Razor Web Pages
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2019-9842↗
—6.5 MEDIUM

madskristensen MiniBlog through 2018-05-18 allows remote attackers to execute arbitrary ASPX code via an IMG element with a data: URL, because SaveFilesToDisk in app_code/handlers/PostHandler.cs writes a decoded base64 string to a file without validating the extension.