CVE-2024-29221

Invite ID available to team admins even without the "Add Members" permission

CVSS 4.7 MEDIUMEPSS 0.3%CWE-284

Improper Access Control in Mattermost Server versions 9.5.x before 9.5.2, 9.4.x before 9.4.4, 9.3.x before 9.3.3, 8.1.x before 8.1.11 lacked proper access control in the `/api/v4/users/me/teams` endpoint allowing a team admin to get the invite ID of their team, thus allowing them to invite users, even if the "Add Members" permission was explicitly removed from team admins.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Affected products

Mattermost · Mattermost

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References

https://mattermost.com/security-updates