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.

Advisories
Source ID Title
EUVD EUVD EUVD-2024-0766 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.
Github GHSA Github GHSA GHSA-xgxj-j98c-59rv Mattermost fails to properly restrict the access of files attached to posts
Fixes

Solution

Update Mattermost Server to versions 9.5.0, 9.4.2, 8.1.9 or higher.


Workaround

No workaround given by the vendor.

References
History

Mon, 12 May 2025 14:00:00 +0000

Type Values Removed Values Added
First Time appeared Mattermost
Mattermost mattermost Server
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Vendors & Products Mattermost
Mattermost mattermost Server

cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-08-01T23:06:24.721Z

Reserved: 2024-02-26T08:14:42.978Z

Link: CVE-2024-23488

cve-icon Vulnrichment

Updated: 2024-08-01T23:06:24.721Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-29T08:15:47.110

Modified: 2025-05-12T13:34:26.177

Link: CVE-2024-23488

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.