Vulnerability record
CVE-2026-126416
The short answer
CVE-2026-126416 affects openemr openemr and is rated high (CVSS 7.1). It is not in CISA's Known Exploited Vulnerabilities catalog.
What it is
OpenEMR before 8.5.0 contains an improper authorization vulnerability in patient_tracker_status.php that allows low-privilege authenticated users to modify other patients' tracker entries by supplying arbitrary tracker_id values. Attackers can post statustype and roomnum parameters with a valid CSRF token to alter patient-flow status, room assignments, and linked calendar appointment state.
Weakness: CWE-285.
Severity
7.1 high
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
No score
FIRST scores CVEs within a day of publication
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- Low
- User interaction
- None
- Confidentiality impact
- None
- Integrity impact
- High
- Availability impact
- Low
Affected products
openemr. NVD's record lists the exact affected versions.
References
Questions
Is CVE-2026-126416 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-13.
How do I fix CVE-2026-126416?
Follow the vendor advisory in the references below. NVD lists the affected versions under its configurations.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Awaiting Analysis. The description is NVD's text, quoted as published.
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