CVE-2020-21366 is a Cross-Site Request Forgery (CSRF) vulnerability affecting GreenCMS version 2.3, specifically within the adduser function of index.php. This flaw allows an authenticated attacker to gain elevated privileges. With a CVSS score of 8.0 (High), the vulnerability is easily exploitable over the network with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is it listed in the KEV catalog, indicating no active exploitation. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.3CPE matchmatch criteria | cpe:2.3:a:njtech:greencms:2.3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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 0.1 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.