What is CVE-2024-29221?

CVE-2024-29221 is a medium-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 4.7/10. Published 2024-04-05.

How severe is CVE-2024-29221?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Mattermost

CVE-2024-29221

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.

EPSS: 0.003 (25.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Mattermost — versions 9.5.0, 9.4.0, 9.3.0
Mattermost Mattermost_server

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

responsibledisclosure@mattermost.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-29221?: CVE-2024-29221 is a medium-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 4.7/10. Published 2024-04-05.
How severe is CVE-2024-29221?: Medium severity. CVSS v3 base score is 4.7 out of 10.