PYSEC-2026-658

    Dashboard / Vulnerabilities / PYSEC-2026-658

    PYSEC-2026-658

    Published: 2 Jul 2026Last Modified: 6 Jul 2026

    Summary: Mailman Sensitive Information Disclosure

    Details: Mailman before 2.1.5 allows remote attackers to obtain user passwords via a crafted email request to the Mailman server.

    References: https://nvd.nist.gov/vuln/detail/CVE-2004-0412, https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=123559, https://exchange.xforce.ibmcloud.com/vulnerabilities/16256, https://gitlab.com/mailman, http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000842, http://mail.python.org/pipermail/mailman-announce/2004-May/000072.html, http://marc.info/?l=bugtraq&m=109034869927955&w=2, http://secunia.com/advisories/11701, http://security.gentoo.org/glsa/glsa-200406-04.xml, http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:051, http://www.securityfocus.com/bid/10412, https://pypi.org/project/mailman, https://github.com/advisories/GHSA-hj4h-vqpq-95wg

    Affected packages

    Package

    Name: mailman

    Purl: pkg:pypi/mailman

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.1.5

    Affected versions

    3.0.0b3-

    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
    PYSEC-2026-658 | CVE-DB