{"id":"CVE-2026-124490","title":"OpenEMR before 8.3.0 Arbitrary File Read/Write via oe-module-faxsms disposeDocument","summary":"OpenEMR before 8.3.0 contains a path traversal vulnerability in the RingCentral RCFaxClient disposeDocument() method of oe-module-faxsms that allows authenticated attackers to read and write arbitrary files via the file_path parameter. A…","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-73"],"vendor":"openemr","product":"openemr","affected":["openemr < 8.3.0"],"published":"2026-11-08","updated":"2026-11-08","sourceUpdated":"2026-11-08T13:16:07.121Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-124490","references":[{"url":"https://github.com/openemr/openemr/security/advisories/GHSA-38jw-pwgq-9hpj","label":"GitHub Security Advisory (GHSA-38jw-pwgq-9hpj)"},{"url":"https://www.vulncheck.com/advisories/openemr-before-8.3.0-arbitrary-file-read-write-via-oe-module-faxsms-disposedocument","label":"VulnCheck Advisory: OpenEMR before 8.3.0 Arbitrary File Read/Write via oe-module-faxsms disposeDocument"}],"tags":["cve.org"],"ingestedAt":"2026-11-08T13:50:34.958Z","slug":"CVE-2026-124490","body":"## Overview\n\nOpenEMR before 8.3.0 contains a path traversal vulnerability in the RingCentral RCFaxClient disposeDocument() method of oe-module-faxsms that allows authenticated attackers to read and write arbitrary files via the file_path parameter. Attackers can use action=download to read credentials and source code, or action=setup with base64 content to write web-executable files for code execution.\n\n## Affected\n\n- `openemr < 8.3.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}