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    CVE-2026-80231

    A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting (`CURLSSLOPT_NATIVE_CA`) than when the connection was created.

    Published:Sep 6, 2026
    Last Modified:Sep 10, 2026
    EPS:Sep 6, 2026
    EPSS Score:0.00635
    CVSS Score:7.5

    Affected Products

    Vendor
    Curl
    Product
    Curl

    Exploits

    No exploit reference

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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