CVE-2024-39361 — Creating posts with user-defined IDs permitted in CreatePost API
Mattermost versions 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5 fail to prevent users from specifying a RemoteId for their posts which allows an attacker to specify…
Published: 2024-07-03 · CVSS: 3.1 · CVSS 3.1
Mattermost versions 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5 fail to prevent users from specifying a RemoteId for their posts which allows an attacker to specify both a remoteId and the post ID, resulting in creating a post with a user-defined post ID. This can cause some broken functionality in the channel or thread with user-defined posts
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7