Vulnerability in Mattermost

CVE-2024-41144

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 properly validate synced posts, when shared channels are enabled,  which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels

EPSS: 0.004 (28.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-41144?
CVE-2024-41144 is a medium-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 5.5/10. Published 2024-08-01.
How severe is CVE-2024-41144?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2024-41144 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.