Description
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://mattermost.com/security-updates/
Scores
CVSS v3
6.1
EPSS
0.0036
EPSS Percentile
58.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (2)
mattermost/mattermost-server
0 - 3.9.2-0.20170714014920-312269ad0bd1Go
mattermost/mattermost_server
< 3.9.2
Published
Jun 19, 2020
Tracked Since
Feb 18, 2026