Description
Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.
References (1)
Scores
CVSS v3
6.2
EPSS
0.0018
EPSS Percentile
38.7%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-346
Status
published
Products (1)
mattermost/mattermost_server
7.8.0 - 7.8.7
Published
Jul 17, 2023
Tracked Since
Feb 18, 2026