Vulnerability in Mattermost

CVE-2024-23488

Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled.

EPSS: 0.003 (23.7th 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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-23488?
CVE-2024-23488 is a low-severity vulnerability in Mattermost, classified under Improper Access Control. CVSS score: 3.1/10. Published 2024-02-29.
How severe is CVE-2024-23488?
Low severity. CVSS v3 base score is 3.1 out of 10.
Is CVE-2024-23488 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.