{"id":"CVE-2023-50333","details":"Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.\n\n","aliases":["BIT-mattermost-2023-50333","GHSA-9w97-9rqx-8v4j","GO-2024-2444"],"modified":"2026-04-10T05:05:24.852535Z","published":"2024-01-02T10:15:08.723Z","related":["CGA-qvf5-89g9-xrrw"],"references":[{"type":"ADVISORY","url":"https://mattermost.com/security-updates"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost-server","events":[{"introduced":"0"},{"fixed":"77aeda5cedc8ef60d06da024202b8c7999efd671"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"8.1.7"}]}}],"versions":["@mattermost/client@8.1.1","@mattermost/types@8.1.1","cloud-2022-07-20-1","cloud-2022-08-10-1","cloud-2022-09-08-1","cloud-2022-10-06-1","cloud-2022-11-11-1","cloud-2022-11-24-1","cloud-2023-07-26-1","server/public/v0.0.5","v0.5.0","v4.10.0-rc1","v4.2.0-rc1","v4.3.0-rc1","v4.4.0-rc1","v4.5.0-rc1","v4.6.0-rc1","v4.6.0-rc2","v4.7.0-rc1","v4.8.0-rc1","v4.9.0-rc1","v5.0.0-rc1","v5.1.0-rc1","v5.2.0-rc1","v5.2.0-rc2","v8.1.0","v8.1.0-rc2","v8.1.1","v8.1.1-rc1","v8.1.1-rc2","v8.1.2","v8.1.2-rc1","v8.1.2-rc2","v8.1.3","v8.1.3-rc1","v8.1.3-rc2","v8.1.4","v8.1.4-rc1","v8.1.4-rc2","v8.1.5","v8.1.5-rc1","v8.1.5-rc2","v8.1.6","v8.1.6-rc1","v8.1.7-rc1","v8.1.7-rc2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-50333.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}]}