CVE-2025-8023
Mattermost Fails to Sanitize Path Traversal Sequences in github.com/mattermost/mattermost-server
6.8
MEDIUM
CVSS 3.1
EPSS 0.10%
Description
Mattermost Fails to Sanitize Path Traversal Sequences in github.com/mattermost/mattermost-server
How to fix CVE-2025-8023
To remediate CVE-2025-8023, upgrade the affected package to a fixed version below.
- Go/github.com/mattermost/mattermost-server—upgrade to 10.8.4 or later
- —upgrade to 9.11.18+incompatible or later
- —no fix listed
- —no fix listed
- —no fix listed
- —no fix listed
- —upgrade to 8.0.0-20250708065844-b38e2eccda18 or later
- —upgrade to 8.0.0-20250708065844-b38e2eccda18 or later
Is CVE-2025-8023 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (8)
- >= 10.8.0, < 10.8.4
- >= 9.11.0+incompatible, < 9.11.18+incompatible, >= 10.5.0+incompatible, < 10.5.9+incompatible, >= 10.8.0+incompatible, < 10.8.4+incompatible, >= 10.9.0+incompatible, < 10.9.3+incompatible
- from 0
- from 0, <= 5.39.5
- from 0, <= 6.7.2
- from 0
- from 0, < 8.0.0-20250708065844-b38e2eccda18
- from 0, < 8.0.0-20250708065844-b38e2eccda18
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N |