Is CVE-2026-34056 in the CISA KEV catalog?

No. CVE-2026-34056 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-34056?

CVE-2026-34056 has a CVSS v3 base score of 7.7 (HIGH).

What is the EPSS score for CVE-2026-34056?

CVE-2026-34056 has an EPSS score of 0.27% (19th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-34056

HIGH

7.7

CVSS v3

NVD

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.

CWE-285 CWE-425

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Exploit Intelligence

0.27%probability of exploitation in 30 days

19thpercentile

Low risk: more likely to be exploited than 19% of all known CVEs.

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-26.