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CRITICAL

CVE-2026-24848

OpenEMR Arbitrary File Write leading to Remote Code Execution

CVSS v3

9.9

CRITICAL

EPSS Score

6.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

Description

OpenEMR is a free and open source electronic health records and medical practice management application. In 7.0.4 and earlier, the disposeDocument() method in EtherFaxActions.php allows authenticated users to write arbitrary content to arbitrary locations on the server filesystem. This vulnerability can be exploited to achieve Remote Code Execution (RCE) by uploading malicious PHP web shells.

Technical details

Published
2026-03-03
Last Modified
2026-03-04

Frequently asked questions

What is CVE-2026-24848?

OpenEMR is a free and open source electronic health records and medical practice management application. In 7.0.4 and earlier, the disposeDocument() method in EtherFaxActions.php allows authenticated users to write arbitrary content to arbitrary locations on the server filesystem. This vulnerability can be exploited to achieve Remote Code Execution (RCE) by uploading malicious PHP web shells.

Is CVE-2026-24848 actively exploited?

A proof-of-concept exploit exists for CVE-2026-24848, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-24848?

CVE-2026-24848 has a CVSS v3 base score of 9.9 (CRITICAL severity).

Is CVE-2026-24848 affecting your environment?

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