CVE-2018-20148 is a critical PHP object injection vulnerability affecting WordPress versions before 4.9.9 and 5.x before 5.0.1, specifically within the wp.getMediaItem XMLRPC call. This flaw, rated 9.8 CVSS, allows unauthenticated attackers to execute arbitrary code due to mishandling of serialized data in phar:// URLs. While no public exploits or active exploitation have been observed, and there's minimal community discussion, the high severity and ease of exploitation (AV:N/AC:L/PR:N/UI:N) warrant immediate patching.
| 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:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.