CVE-2023-2787

EUVD-2023-34243
Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
MattermostCNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost
7.1.0 ≤
𝑥
≤ 7.1.9
mattermostmattermost
7.8.0 ≤
𝑥
≤ 7.8.4
mattermostmattermost
7.9.0 ≤
𝑥
≤ 7.9.3
mattermostmattermost
7.10.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://mattermost.com/security-updates/
https://mattermost.com/security-updates/