PT-2025-48657
CVE-2025-13870
·
Published
2025-12-02
·
Updated
2026-10-18
Description by
CVSS 3.1
4.3
MediumMetricsAV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Name of the Vulnerable Software and Affected Versions
Mattermost versions 10.5.x through 10.5.12
Mattermost versions 10.11.x through 10.11.4
Description
An authenticated user can access files and subscribe to blocks in Boards without proper permission validation. This allows access to files from other boards and subscription to blocks from boards the user should not have access to.
Recommendations
Update Mattermost to a version later than 10.5.12.
Update Mattermost to a version later than 10.11.4.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
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