What is CVE-2026-67611?

CVE-2026-67611 is a high-severity vulnerability in Openemr, classified under Use of Single-factor Authentication. CVSS score: 8.1/10. Published 2026-08-03.

How severe is CVE-2026-67611?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Openemr

CVE-2026-67611

OpenEMR through 8.2.0 contains an authentication bypass vulnerability that allows attackers with valid credentials to circumvent multi-factor authentication by exploiting the exposed OAuth2 password grant flow through an unauthenticated cl…

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Openemr — versions 0

Weakness classification (CWE)

CWE-308 — Use of Single-factor Authentication

References

disclosure@vulncheck.com (technical-description, exploit)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67611?: CVE-2026-67611 is a high-severity vulnerability in Openemr, classified under Use of Single-factor Authentication. CVSS score: 8.1/10. Published 2026-08-03.
How severe is CVE-2026-67611?: High severity. CVSS v3 base score is 8.1 out of 10.