CVE-2018-20149 describes a cross-site scripting (XSS) vulnerability in WordPress versions prior to 4.9.9 and 5.0.1, specifically when running on Apache HTTP Server. This flaw allows authenticated authors to bypass MIME type restrictions by uploading specially crafted files, such as a .jpg file without actual JPEG data, leading to XSS. The vulnerability has a CVSS score of 5.4 (MEDIUM), indicating a network-based attack with low privileges required, but user interaction is needed, and it could result in low impact to confidentiality and integrity. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.9.9CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 5.0, < 5.0.1CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.