CVE-2019-20855

An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (local files) during legacy attachment migration.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 54%
VendorProductVersion
mattermostmattermost_server
𝑥
< 5.9.6
mattermostmattermost_server
5.14.0 ≤
𝑥
< 5.14.5
mattermostmattermost_server
5.15.0 ≤
𝑥
< 5.15.2
mattermostmattermost_server
5.16.0 ≤
𝑥
< 5.16.1
𝑥
= Vulnerable software versions