{"id":"UBUNTU-CVE-2021-44227","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.","modified":"2026-03-03T06:14:01.486954Z","published":"2021-12-02T03:15:00Z","related":["USN-5180-1","USN-8067-1"],"upstream":["CVE-2021-44227"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-44227"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5180-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-44227"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8067-1"}],"affected":[{"package":{"name":"mailman","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/mailman@1:2.1.20-1ubuntu0.6+esm3?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.1.20-1ubuntu0.6+esm3"}]}],"versions":["1:2.1.20-1","1:2.1.20-1ubuntu0.1","1:2.1.20-1ubuntu0.3","1:2.1.20-1ubuntu0.4","1:2.1.20-1ubuntu0.5","1:2.1.20-1ubuntu0.6","1:2.1.20-1ubuntu0.6+esm1","1:2.1.20-1ubuntu0.6+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:2.1.20-1ubuntu0.6+esm3","binary_name":"mailman"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-44227.json"}},{"package":{"name":"mailman","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mailman@1:2.1.26-1ubuntu0.6?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.1.26-1ubuntu0.6"}]}],"versions":["1:2.1.23-1","1:2.1.24-1","1:2.1.25-1","1:2.1.26-1","1:2.1.26-1ubuntu0.1","1:2.1.26-1ubuntu0.2","1:2.1.26-1ubuntu0.3","1:2.1.26-1ubuntu0.4","1:2.1.26-1ubuntu0.5"],"ecosystem_specific":{"binaries":[{"binary_version":"1:2.1.26-1ubuntu0.6","binary_name":"mailman"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-44227.json"}},{"package":{"name":"mailman","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/mailman@1:2.1.29-1ubuntu3.1+esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.1.29-1ubuntu3.1+esm2"}]}],"versions":["1:2.1.29-1","1:2.1.29-1build1","1:2.1.29-1ubuntu3","1:2.1.29-1ubuntu3.1","1:2.1.29-1ubuntu3.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:2.1.29-1ubuntu3.1+esm2","binary_name":"mailman"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-44227.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}