PYSEC-2026-660

    Dashboard / Vulnerabilities / PYSEC-2026-660

    PYSEC-2026-660

    Published: 2 Jul 2026Last Modified: 6 Jul 2026

    Summary: Cross Site Request Forgery in mailman

    Details: In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-44227, https://bugs.launchpad.net/mailman/+bug/1952384, https://gitlab.com/mailman/mailman, https://lists.debian.org/debian-lts-announce/2022/06/msg00011.html, https://pypi.org/project/mailman, https://github.com/advisories/GHSA-xq58-69h2-765m

    Affected packages

    Package

    Name: mailman

    Purl: pkg:pypi/mailman

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.1.38

    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-2026-660 | CVE-DB