Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to restrict the audience of the "custom_playbooks_playbook_run_updated" webhook event, which allows a guest on a channel with a playbook run linked to see all the details of the playbook run when the run is marked by finished.
Fixes

Solution

Update Mattermost to versions 9.7.0, 9.5.4, 9.6.2, 8.1.13 or higher.


Workaround

No workaround given by the vendor.

References
History

Tue, 30 Sep 2025 16:00:00 +0000

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

cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-08-01T21:11:12.451Z

Reserved: 2024-05-23T14:50:39.877Z

Link: CVE-2024-5272

cve-icon Vulnrichment

Updated: 2024-08-01T21:11:12.451Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-26T14:15:10.537

Modified: 2025-09-30T15:48:21.680

Link: CVE-2024-5272

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-12T22:01:08Z