CVE-2018-20149
5.4
MEDIUM
CVSS 3.1
EPSS 4.4%
Description
In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.
How to fix CVE-2018-20149
To remediate CVE-2018-20149, upgrade the affected package to a fixed version below.
- Debian/wordpress—upgrade to 5.0.1+dfsg1-1 or later
Is CVE-2018-20149 being exploited?
Low — EPSS is 4.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.0.1+dfsg1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |