CVE-2021-23394
CVSS v3
9.8
CRITICAL
EPSS Score
18.9 %
exploit probability, as of 2026-10-05
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
The package studio-42/elfinder before 2.1.58 are vulnerable to Remote Code Execution (RCE) via execution of PHP code in a .phar file. NOTE: This only applies if the server parses .phar files as PHP.
Technical details
- Published
- 2021-06-13
Frequently asked questions
What is CVE-2021-23394?
The package studio-42/elfinder before 2.1.58 are vulnerable to Remote Code Execution (RCE) via execution of PHP code in a .phar file. NOTE: This only applies if the server parses .phar files as PHP.
Is CVE-2021-23394 actively exploited?
Active exploitation of CVE-2021-23394 has not been confirmed. Its EPSS score was 18.9% on 2026-10-05, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-23394?
CVE-2021-23394 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2021-23394 affecting your environment?
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