CVE-2024-5272 Run Details leak to guest via webhook event "custom_playbooks_playbook_run_updated"
Guest users can view sensitive playbook run details via webhook events, exposing private information to unauthorized users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-5272?
CVE-2024-5272 is a medium-severity vulnerability in Mattermost Mattermost Server, published on 26 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-284
Which versions are affected by CVE-2024-5272?
It affects 1 product.
Products include Mattermost Mattermost Server.
How do I fix CVE-2024-5272?
No fix has been published for CVE-2024-5272 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-5272 being exploited?
There is no known exploitation of CVE-2024-5272 in the wild and no public exploit code.
Other vulnerabilities in Mattermost Mattermost Server
- CVE-2025-12419 Account takeover on OAuth/OpenID-enabled servers
- CVE-2025-12421 Account Takeover via Code Exchange Endpoint
- CVE-2025-4981 Path Traversal Leading to RCE by Any Authenticated Mattermost User
- CVE-2025-20051 Arbitrary file read via block duplication in Mattermost Boards
- CVE-2025-25279 Arbitrary file read in Mattermost Boards via import & export board archive