Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.
{ "versions": [ { "introduced": "8.1.0" }, { "fixed": "8.1.12" }, { "introduced": "9.5.0" }, { "fixed": "9.5.3" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-4195.json"