CVE-2017-18879

EUVD-2017-9969
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the author_link field of a Slack attachment.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 57%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost_server
𝑥
< 4.1.2
mattermostmattermost_server
4.2.0 ≤
𝑥
< 4.2.1
mattermostmattermost_server
4.3.0:rc1
mattermostmattermost_server
4.3.0:rc2
mattermostmattermost_server
4.3.0:rc3
mattermostmattermost_server
4.3.0:rc4
𝑥
= Vulnerable software versions