CLEANSTART-2024-ZK60456

    Dashboard / Vulnerabilities / CLEANSTART-2024-ZK60456

    CLEANSTART-2024-ZK60456

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2020-26961

    Summary: When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver

    Details: CVE-2020-26961 affects multiple packages. When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver. See references for individual vulnerability details.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-ZK60456.json, https://osv.dev/vulnerability/CVE-2020-26961, https://nvd.nist.gov/vuln/detail/CVE-2020-26961

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:apk/cleanstart/thunderbird

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -78.5.1-r0

    Affected versions

    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
    CLEANSTART-2024-ZK60456 | CVE-DB