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SharpCompress

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.9
    CVE-2026-44788 Public exploit

    SharpCompress: Directory traversal via directory entries in WriteToDirectory (zip slip variant)

    SharpCompress is a fully managed C# library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory() allows a malicious archive to create directories outside the intended extraction …

    adamhathcock sharpcompress SharpCompress NuGet
  • Medium 4.3
    CVE-2021-39208

    WriteEntryToDirectory used for an archive extraction is vulnerable to partial path traversal.

    SharpCompress is a fully managed C# library to deal with many compression types and formats. Versions prior to 0.29.0 are vulnerable to partial path traversal. SharpCompress recreates a hierarchy of directories under destinationDirectory if ExtractFullPath is…

    adamhathcock sharpcompress SharpCompress NuGet
  • Medium 5.5
    CVE-2018-1002206

    Directory Traversal in SharpCompress

    SharpCompress before 0.21.0 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.

    SharpCompress SharpCompress SharpCompress NuGet