CVE-2025-49222
Published: Aug 21, 2025
Modified: Aug 21, 2025
CVSS v3.1
6.8
Description
Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.9.x <= 10.9.2, 10.10.x <= 10.10.0 fail to validate upload types in remote cluster upload sessions which allows a system admin to upload non-attachment file types via shared channels that could potentially be placed in arbitrary filesystem directories.
| Vendor | Product | Versions |
|---|---|---|
Mattermost | Mattermost | affected 10.8.0 - <= 10.8.3affected 10.5.0 - <= 10.5.8affected 9.11.0 - <= 9.11.17affected 10.9.0 - <= 10.9.2affected 10.10.0 - <= 10.10.0+6 more versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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