CVE-2025-9079
HIGH EPSS 44.2%
Published Sep 19, 20259mo ago · Modified Jun 17, 20262w ago
7.2 CVSS 3.1
Published Sep 19, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago
Description
Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to validate import directory path configuration which allows admin users to execute arbitrary code via malicious plugin upload to prepackaged plugins directory
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
44.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-22 Path Traversal Resource Mgmt
Affected Products 5
| Vendor | Product | Version | Range |
|---|---|---|---|
| mattermost | mattermost_server | * | ≥9.11.0 – <9.11.18 |
| mattermost | mattermost_server | * | ≥10.5.0 – <10.5.9 |
| mattermost | mattermost_server | * | ≥10.8.0 – <10.8.4 |
| mattermost | mattermost_server | * | ≥10.9.0 – <10.9.4 |
| mattermost | mattermost_server | * | ≥10.10.0 – <10.10.2 |
References 1
- mattermost.com https://mattermost.com/security-updates
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.