Description
An issue was discovered in Mattermost Server before 5.10.0, 5.9.1, 5.8.2, and 4.10.9. A non-member could change the Update/Patch Channel endpoint for a private channel.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://mattermost.com/security-updates/
Scores
CVSS v3
5.3
EPSS
0.0024
EPSS Percentile
47.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
Status
published
Products (2)
mattermost/mattermost_server
5.10.0 rc1 (6 CPE variants)
mattermost/mattermost_server
< 4.10.9
Published
Jun 19, 2020
Tracked Since
Feb 18, 2026