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    CVE-2025-27221

    In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host.

    Published:Mar 3, 2025
    Last Modified:Nov 3, 2025
    EPS:Mar 3, 2025
    EPSS Score:0.00013
    CVSS Score:3.2

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Ruby-lang
    Product
    Uri

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-168 Windows ::DATA Alternate Data Stream

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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