CVE-2026-126487
OpenEMR before 8.5.0 Global Configuration Override via user_settings.php
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-269 |
| Vendor | openemr |
| Product | openemr |
| Published | Nov 13, 2026 |
Stay Ahead of the Next One
Get instant alerts for openemr openemr
Be the first to know when new high vulnerabilities affecting openemr openemr are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
openemr / openemr
0 < 8.5.0
References
Credits
Firehed