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OpenAdvisories
High RLSA-2021:4916 1 CVE

Important: mailman:2.1 security update

Published Dec 2, 2021 · Updated Feb 4, 2026

Ecosystem: Rocky Linux

Summary

Mailman is a program used to help manage e-mail discussion lists.

Security Fix(es):

* mailman: CSRF token bypass allows to perform CSRF attacks and admin takeover (CVE-2021-44227)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 2

ReleasePackageFixed in
Rocky Linux · 8 mailman 3:2.1.29-12.module+el8.5.0+717+27fd1ba7.2
Rocky Linux · 8 mailman 3:2.1.29-12.module+el8.5.0+703+19300c10

Vulnerabilities 1

  • High 8.8
    CVE-2021-44227

    Cross Site Request Forgery in mailman

    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.

    mailman mailman Ubuntu PyPI

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2026862