CVE-2021-23394 describes a critical Remote Code Execution (RCE) vulnerability in the std42/elfinder package prior to version 2.1.58. This flaw allows attackers to execute arbitrary PHP code by uploading and processing a .phar file, provided the server is configured to parse such files as PHP. With a CVSS score of 9.8 (Critical), this vulnerability has a low attack complexity and requires no user interaction, enabling full compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist, and despite its high EPSS score, there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.1.58CPE matchmatch criteria | cpe:2.3:a:std42:elfinder:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/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.