CVE-2018-14840
Subrion CMS Cross-site Scripting
6.1
MEDIUM
CVSS 3.1
EPSS 3.1%
Description
`uploads/.htaccess` in Subrion CMS 4.2.1 allows XSS because it does not block .html file uploads (but does block, for example, .htm file uploads).
How to fix CVE-2018-14840
To remediate CVE-2018-14840, upgrade the affected package to a fixed version below.
- Packagist/intelliants/subrion—upgrade to 4.2.2 or later
Is CVE-2018-14840 being exploited?
Low — EPSS is 3.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.2.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |