CVE-2018-6383 is a critical remote code execution vulnerability affecting Monstra CMS through version 3.0.4. It allows authenticated administrators or editors to upload malicious .pht or .phar files, bypassing the incomplete file type blacklist and executing arbitrary PHP code on the server. This vulnerability carries a high CVSS score of 8.8, indicating a severe impact with high confidentiality, integrity, and availability compromise, achievable with low attack complexity over the network. While not listed in CISA's KEV catalog, an exploit is publicly available on ExploitDB, though there is minimal community discussion or media coverage surrounding this specific CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.0.4CPE matchmatch criteria | cpe:2.3:a:monstra:monstra:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.