cbcvebase.
CVE-2024-41926
published 2024-08-01

CVE-2024-41926: Mattermost versions 9.9.x <= 9.9.0 and 9.5.x <= 9.5.6 fail to validate the source of sync messages and only allow the correct remote IDs, which allows a…

medium4.3CVSS 3.1
AVNACLPRLUINSUCNILAN
Mattermost versions 9.9.x <= 9.9.0 and 9.5.x <= 9.5.6 fail to validate the source of sync messages and only allow the correct remote IDs, which allows a malicious remote to set arbitrary RemoteId values for synced users and therefore claim that a user was synced from another remote.

Affected

10 ranges
VendorProductVersion rangeFixed in
github.commattermost_mattermost>= 0 < 5.3.2-0.20240604093018-5114c3b7cdb85.3.2-0.20240604093018-5114c3b7cdb8
github.commattermost_mattermost-server>= 9.5.0+incompatible < 9.5.7+incompatible9.5.7+incompatible
github.commattermost_mattermost-server>= 9.9.0+incompatible < 9.9.1+incompatible9.9.1+incompatible
github.commattermost_mattermost_server_v8>= 0 < 8.0.0-20240604093018-5114c3b7cdb88.0.0-20240604093018-5114c3b7cdb8
github.commattermost_mattermost_server_v8>= 9.5.0 < 9.5.79.5.7
github.commattermost_mattermost_server_v8>= 9.9.0 < 9.9.19.9.1
mattermostmattermost
mattermostmattermost9.5.0 – 9.5.6
mattermostmattermost_server
mattermostmattermost_server>= 9.5.0 < 9.5.79.5.7