CVE-2017-18904
Mattermost Server vulnerable to XSS via an uploaded file in github.com/mattermost/mattermost-server
6.1
MEDIUM
CVSS 3.1
EPSS 0.36%
Description
Mattermost Server vulnerable to XSS via an uploaded file in github.com/mattermost/mattermost-server
How to fix CVE-2017-18904
To remediate CVE-2017-18904, upgrade the affected package to a fixed version below.
- Go/github.com/mattermost/mattermost-server—upgrade to 3.9.2 or later
- —upgrade to 3.9.2+incompatible or later
Is CVE-2017-18904 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.9.2
- from 0, < 3.9.2+incompatible, >= 3.10.0+incompatible, < 3.10.2+incompatible
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |