Vulnerability in Mattermost
CVE-2024-24776
Mattermost fails to check the required permissions in the POST /api/v4/channels/stats/member_count API resulting in channel member counts being leaked to a user without permissions.
EPSS: 0.003 (23.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Mattermost — versions 0, 8.1.8, 9.4.0
- Mattermost Mattermost_server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- responsibledisclosure@mattermost.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-24776?
- CVE-2024-24776 is a low-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 3.1/10. Published 2024-02-09.
- How severe is CVE-2024-24776?
- Low severity. CVSS v3 base score is 3.1 out of 10.
- Is CVE-2024-24776 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.