Vulnerability in Mattermost
CVE-2024-36492
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to disallow the modification of local users when syncing users in shared channels. which allows a malicious remote to overwrite an existing local user.
EPSS: 0.003 (21.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.
Affected products
- Mattermost — versions 9.9.0, 9.5.0, 9.7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- responsibledisclosure@mattermost.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-36492?
- CVE-2024-36492 is a high-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 7.4/10. Published 2024-08-01.
- How severe is CVE-2024-36492?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2024-36492 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.