CVE-2025-3228

EUVD-2025-18757
Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to properly retrieve requestorInfo from playbooks handler for guest users which allows an attacker access to the playbook run.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
MattermostCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 12%
Affected Products (NVD)
VendorProductVersion
mattermostmattermost_server
9.11.0 ≤
𝑥
< 9.11.16
mattermostmattermost_server
10.5.0 ≤
𝑥
< 10.5.6
mattermostmattermost_server
10.6.0 ≤
𝑥
< 10.6.6
mattermostmattermost_server
10.7.0 ≤
𝑥
< 10.7.3
mattermostmattermost_server
10.8.0
mattermostmattermost_server
10.8.0:rc1
mattermostmattermost_server
10.8.0:rc2
mattermostmattermost_server
10.8.0:rc3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://mattermost.com/security-updates