Vulnerability in Mattermost
CVE-2024-41926
Mattermost versions 9.9.x <= 9.9.0 and 9.5.x <= 9.5.6 fail to validate the source of sync messages and only allow the correct remote IDs, which allows a malicious remote to set arbitrary RemoteId values for synced users and therefore claim that a user was synced from another remote.
EPSS: 0.002 (7.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Mattermost — versions 9.9.0, 9.5.0, 9.10.0
- Mattermost Mattermost_server — versions 9.9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- responsibledisclosure@mattermost.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-41926?
- CVE-2024-41926 is a low-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 2.7/10. Published 2024-08-01.
- How severe is CVE-2024-41926?
- Low severity. CVSS v3 base score is 2.7 out of 10.
- Is CVE-2024-41926 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.