OpenEMR before 8.5.0 contains an authorization bypass vulnerability that allows authenticated users to override system-wide global configuration values by storing global-prefixed keys through library/ajax/user_settings.php. Attackers can submit lab or target parameters with global: prefixed setting names to disable audit logging, weaken password policies, or alter security-sensitive settings persistently for their sessions.

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Fri, 13 Nov 2026 09:45:00 +0000

Type Values Removed Values Added
Description OpenEMR before 8.5.0 contains an authorization bypass vulnerability that allows authenticated users to override system-wide global configuration values by storing global-prefixed keys through library/ajax/user_settings.php. Attackers can submit lab or target parameters with global: prefixed setting names to disable audit logging, weaken password policies, or alter security-sensitive settings persistently for their sessions.
Title OpenEMR before 8.5.0 Global Configuration Override via user_settings.php
First Time appeared Open-emr
Open-emr openemr
Weaknesses CWE-269
CPEs cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*
Vendors & Products Open-emr
Open-emr openemr
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': '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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-13T09:34:48.664Z

Reserved: 2026-11-10T21:44:28.726Z

Link: CVE-2026-126487

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-11-13T10:17:58.923

Modified: 2026-11-13T19:29:51.290

Link: CVE-2026-126487

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses