Auth bypass in Open-Emr Openemr
CVE-2026-34056
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (27.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Open-Emr Openemr
- Openemr — versions <= 8.0.0.3
Weakness classification (CWE)
References
- github.com/openemr/openemr/security/advisories/GHSA-6qg7-6jf3-xrfh (Exploit, Vendor Advisory)
- github.com/openemr/openemr/releases/tag/v8_0_0_3 (Product)
Frequently asked questions
- What is CVE-2026-34056?
- CVE-2026-34056 is a high-severity vulnerability in Open-Emr Openemr, classified under Improper Authorization. CVSS score: 7.7/10. Published 2026-03-26.
- How severe is CVE-2026-34056?
- High severity. CVSS v3 base score is 7.7 out of 10.