PatchTheCVECVE-2026-67611: OpenEMR through 8.2.0 contains an authentication bypass vulnerability that allows attackers with valid credent
CVE-2026-67611 is a high-severity flaw (CVSS 8.1) affecting openemr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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 client registration endpoint. Attackers can register an OAuth2 client via the unauthenticated registration endpoint and use the password grant to exchange credentials for an API access token, bypassing the normal
Why this priority
- High severity
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.1 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.8% (top 44%) |
| CISA exploited list | No |
| Weakness | CWE-308 |
| Published | 2026-08-03 |
| Last modified | 2026-09-01 |
Last updated 2026-09-01 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-67611?
openemr: upgrade to newer than 8.2.0. Exact commands for each OS are on this page.
Is CVE-2026-67611 being exploited?
CVE-2026-67611 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-67611 affect?
CVE-2026-67611 affects openemr. Severity is high (CVSS 8.1). 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 cli
How urgent is CVE-2026-67611?
Priority 47/100. High severity; Public exploit reference
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