CVE-2017-18920

EUVD-2017-10010
An issue was discovered in Mattermost Server before 3.6.2. The WebSocket feature does not follow the Same Origin Policy.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost_server
𝑥
< 3.6.2
𝑥
= Vulnerable software versions
References
https://mattermost.com/security-updates/
https://mattermost.com/security-updates/