CLEANSTART-2024-BR87657

    Dashboard / Vulnerabilities / CLEANSTART-2024-BR87657

    CLEANSTART-2024-BR87657

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2020-12397

    Summary: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays

    Details: Security vulnerability affects the thunderbird package. By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-BR87657.json, https://osv.dev/vulnerability/CVE-2020-12397, https://nvd.nist.gov/vuln/detail/CVE-2020-12397

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:apk/cleanstart/thunderbird

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -68.8.0-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-BR87657 | CVE-DB