CVE-2026-126416 json
OpenEMR before 8.5.0 Improper Authorization via patient_tracker_status.php
published 18d ago modified yesterday also EUVD-2026-125027 , GHSA-cxjf-fmpw-qc34
Unreviewed: the maintainers' own advisory
Published by the maintainers on their GitHub repository openemr/openemr. GitHub has not reviewed it into the GitHub Advisory Database, so the affected packages and versions are the maintainers' word. Read the full advisory on GitHub.
- cvss
- 7.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- openemr openemr 8.5.0
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Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- yesterday
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-14).
Exploits and checks
- github.com https://github.com/openemr/openemr/security/advisories/GHSA-cxjf-fmpw-qc34 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.1 | 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 |
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L |
| CNA | 4.0 | 7.1 | 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 |
Affected products
- openemr openemr
Classification
- Weakness
-
- CWE-285 Improper Authorization
References
-
github.com
/openemr/openemr/security/advisories/GHSA-cxjf-fmpw-qc34
vendor-advisory, exploit, advisory
-
vulncheck.com
/advisories/openemr-before-8.5.0-improper-authorization-via-patient-tracker-status-php
third-party-advisory
Sources
- CVE List CVE-2026-126416
- NVD CVE-2026-126416
- Maintainer advisory GHSA-cxjf-fmpw-qc34
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
The maintainers of openemr/openemr published their own advisory on GitHub. Reviewed sources take precedence over it.