Auth bypass in Mattermost

CVE-2024-32045

Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows members to link their runs to private channels they were not members of.

EPSS: 0.002 (13.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-32045?
CVE-2024-32045 is a medium-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 5.9/10. Published 2024-05-26.
How severe is CVE-2024-32045?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2024-32045 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.