Description
Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to properly retrieve requestorInfo from playbooks handler for guest users which allows an attacker access to the playbook run.
References (1)
Core 1
Core References
Vendor Advisory
https://mattermost.com/security-updates
Scores
CVSS v3
4.3
EPSS
0.0018
EPSS Percentile
39.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (4)
mattermost/mattermost
0 - 8.0.0-20250520060012-d0380305ef7aGo
mattermost/mattermost-server
0 - 0.0.0-20250520060012-d0380305ef7aGo
mattermost/mattermost_server
10.8.0 (4 CPE variants)
mattermost/mattermost_server
9.11.0 - 9.11.16
Published
Jun 20, 2025
Tracked Since
Feb 18, 2026