GHSA-cqj4-m2pc-v9m5

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    GHSA-cqj4-m2pc-v9m5

    Published: 13 May 2022Last Modified: 8 Jul 2026

    Summary: Improper Limitation of a Pathname to a Restricted Directory in SharpZipLib

    Details: SharpZipLib before 1.0 RC1 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'.

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-1002208, https://github.com/icsharpcode/SharpZipLib/issues/232, https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0, https://github.com/snyk/zip-slip-vulnerability, https://snyk.io/research/zip-slip-vulnerability, https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247

    Affected packages

    Package

    Name: SharpZipLib

    Purl: pkg:nuget/SharpZipLib

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.0-rc1

    Affected versions

    0.86.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-cqj4-m2pc-v9m5 | CVE-DB