Path traversal in OpenEMR - CVE-2026-24849
Published: April 23, 2026
Vulnerability identifier: #VU127258
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-24849
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenEMR
Affected software:
OpenEMR
OpenEMR
Detailed vulnerability description
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control and path traversal in the disposeDocument() method of the oe-module-faxsms EtherFaxActions controller when handling a user-supplied file_path parameter in a download request. A remote user can send a specially crafted request to disclose sensitive information.
Exploitation requires a valid account, the Fax SMS module to be enabled, and EtherFax to be configured as the fax provider.
How to mitigate CVE-2026-24849
Install security update from vendor's website.