Medium severity · published Mar 25, 2026
CVE-2026-34056
OpenEMR has a Privilege Escalation that Allows a Low-Level User to View Admin-Only Data
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
OpenEMR is a free and open source electronic health records and medical practice management application. A Broken Access Control vulnerability in OpenEMR up to and including version 8.0.0.3 allows low-privilege users to view and download Ensora eRx error logs without proper authorization checks. This flaw compromises system confidentiality by exposing sensitive information, potentially leading to unauthorized data disclosure and misuse. As of time of publication, no known patches versions are available.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openemr · openemr
<= 8.0.0.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-34056
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-34056
Product
https://github.com/openemr/openemr/releases/tag/v8_0_0_3
Exploit
https://github.com/openemr/openemr/security/advisories/GHSA-6qg7-6jf3-xrfh
More from openemr
9.9
CVE-2026-24848
OpenEMR Arbitrary File Write leading to Remote Code Execution
9.8
CVE-2026-24898
OpenEMR has an Unauthenticated MedEx Token Disclosure
9.8
CVE-2024-37734
An issue in OpenEMR 7.0.2 allows a remote attacker to escalate privileges viaa crafted POST request using the noteid parameter
9.1
CVE-2026-39932
OpenEMR 8.2.0 Remote Code Execution via CategoryTree eval() Injection
9.1
CVE-2026-32238
OpenEMR has Remote Code Execution in backup functionality
