CVE-2020-20979 is a critical arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3, allowing unauthenticated attackers to execute arbitrary code. With a CVSS score of 9.8, this vulnerability presents a high risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.3.-CPE matchmatch criteria | cpe:2.3:a:8cms:ljcms:4.3.-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.