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    CVE-2026-33259

    Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the recursor. Normally concurrent transfers of the same RPZ zone can only occur with a malfunctioning RPZ provider.

    Published:Apr 22, 2026
    Last Modified:Apr 27, 2026
    EPS:Apr 22, 2026
    EPSS Score:0.00002
    CVSS Score:5

    Affected Products

    Vendor
    Powerdns
    Product
    Recursor

    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