CVE-2026-78133

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    CVE-2026-78133

    Published: 11 Sept 2026Last Modified: 12 Sept 2026

    Summary:

    Details: libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling.

    References: https://github.com/strongswan/strongswan/releases/tag/6.1.0, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78133.json, https://nvd.nist.gov/vuln/detail/CVE-2026-78133, https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78133).html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- bea1f1100ee14264808268bd5cdb6df7a8ea382c
    Fixed -b43f6bfeed34b4afc8a7eb0c0de38e6e70177847

    Affected versions

    6.1.0rc1

    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-2026-78133 | CVE-DB