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    1 vulnerability by Softlink Education

    CVE-2021-47755 (GCVE-0-2021-47755)

    Vulnerability from cvelistv5 – Published: 2026-01-15 15:52 – Updated: 2026-04-07 14:05
    VLAI
    Title
    Oliver Library Server v5 - Arbitrary File Download
    Summary
    Oliver Library Server v5 contains a file download vulnerability that allows unauthenticated attackers to access arbitrary system files through unsanitized input in the FileServlet endpoint. Attackers can exploit the vulnerability by manipulating the 'fileName' parameter to download sensitive files from the server's filesystem.
    Severity
    8.7 (High)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
    7.5 (High)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    SSVC
    Exploitation: poc Automatable: yes Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
    Assigner
    References
    Impacted products
    Date Public
    2021-12-15 00:00
    Credits
    Mandeep Singh, Ishaan Vij, Luke Blues, CTRL Group
    Show details on NVD website
    To clipboard 

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