CVE-2021-23427 is a critical vulnerability affecting all versions of the elFinder.NetCore package, stemming from insufficient validation in the ExtractAsync function within its FileSystem component. This flaw allows for arbitrary file extraction, posing a significant risk to affected systems. With a CVSS score of 9.8, it is easily exploitable over the network with low attack complexity, requiring no user interaction or privileges, and can lead to complete compromise of confidentiality, integrity, and availability. Despite its critical severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:elfinder.netcore_project:elfinder.netcore:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
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.