CVE-2026-80231

    Dashboard / Vulnerabilities / CVE-2026-80231

    CVE-2026-80231

    Published: 6 Sept 2026Last Modified: 17 Sept 2026

    Summary: native CA store conn reuse

    Details: 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.

    References: https://curl.se/docs/CVE-2026-80231.html, https://curl.se/docs/CVE-2026-80231.json, https://hackerone.com/reports/3969368, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80231.json, https://nvd.nist.gov/vuln/detail/CVE-2026-80231, https://github.com/curl/curl.git

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- e9db32a09af03f27e86d1251a9e68e9b7486d371
    Fixed -01346829096c61b372692f6dc43ffa778c6caccd

    Affected versions

    7.71.0
    7.71.1

    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
    CVE-2026-80231 | CVE-DB