{"id":"BIT-mattermost-2021-37862","details":"Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.","aliases":["CVE-2021-37862"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T11:05:08.695Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"https://hackerone.com/reports/1357013"},{"type":"WEB","url":"https://mattermost.com/security-updates/"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37862"}],"affected":[{"package":{"name":"mattermost","ecosystem":"Bitnami","purl":"pkg:bitnami/mattermost"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"6.0.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mattermost/BIT-mattermost-2021-37862.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}]}],"schema_version":"1.7.3"}