What is CVE-2024-21848?

CVE-2024-21848 is a low-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 3.1/10. Published 2024-04-05.

How severe is CVE-2024-21848?

Low severity. CVSS v3 base score is 3.1 out of 10.

Vulnerability in Mattermost

CVE-2024-21848

Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel

EPSS: 0.003 (23.5th 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 8.1.0, 9.5.0, 8.1.11
Mattermost Mattermost_server

Weakness classification (CWE)

CWE-284 — Improper Access Control
CWE-273 — Improper Check for Dropped Privileges

References

responsibledisclosure@mattermost.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-21848?: CVE-2024-21848 is a low-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 3.1/10. Published 2024-04-05.
How severe is CVE-2024-21848?: Low severity. CVSS v3 base score is 3.1 out of 10.