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    Dashboard / CVE / CVE-2021-21683

    CVE-2021-21683

    The file browser in Jenkins 2.314 and earlier, LTS 2.303.1 and earlier may interpret some paths to files as absolute on Windows, resulting in a path traversal vulnerability allowing attackers with Overall/Read permission (Windows controller) or Job/Workspace permission (Windows agents) to obtain the contents of arbitrary files.

    Published:Oct 6, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 6, 2021
    EPSS Score:0.00657
    CVSS Score:6.5

    Affected Products

    Vendor
    Jenkins
    Product
    Jenkins
    Vendor
    Microsoft
    Product
    Windows

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-70427 (CVSS 4.3) — Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not safely handle symbolic links with effectively empt…
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    CVE-2026-53441 (CVSS 5.4) — Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the…
    CVE-2026-53440 (CVSS 4.3) — Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate …
    CVE-2026-53439 (CVSS 4.3) — Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/R…
    CVE-2026-53438 (CVSS 4.3) — A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Ca…
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    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