CVE-2021-43421

Public Exploit

Description

A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 76.57% Top 5%
Third-Party Advisory github.com Third-Party Advisory twitter.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/Studio-42/elFinder/issues/3429 issue tracking exploit third party advisory
https://twitter.com/infosec_90/status/1455180286354919425 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-43421?
CVE-2021-43421 has been scored as a critical severity vulnerability.
How to fix CVE-2021-43421?
To fix CVE-2021-43421, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-43421 being actively exploited in the wild?
It is possible that CVE-2021-43421 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~77% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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