CVE-2021-32101

Name: CVE-2021-32101
Creator: NVD / NIST
Published: 2021-05-07T04:15:07.387+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.2/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2021-32101 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. The Patient Portal of OpenEMR 5.0.2.1 is affected by a incorrect access control system in portal/patient/_machine_config.php. To exploit the vulnerability, an unauthenticated attacker can register an account, bypassing the permission check of this portal's API. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

The Patient Portal of OpenEMR 5.0.2.1 is affected by a incorrect access control system in portal/patient/_machine_config.php. To exploit the vulnerability, an unauthenticated attacker can register an account, bypassing the permission check of this portal's API. Then, the attacker can then manipulate and read data of every registered patient.

Metrics

CVSS 3.1

8.2/10

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

EPSS Probability

1.18%

63.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-732

Affected Software

Vendor	Product	Versions
Open-Emr	Openemr	5.0.2.1

References

https://blog.sonarsource.com/openemr-5-0-2-1-command-injection-vulnerabilityThird Party Advisory
https://community.open-emr.org/t/openemr-5-0-2-patch-5-has-been-released/15431Vendor Advisory
https://community.sonarsource.com/t/openemr-5-0-2-1-command-injection-vulnerability-puts-health-records-at-risk/33592Third Party Advisory
https://portswigger.net/daily-swig/healthcare-security-openemr-fixes-serious-flaws-that-lead-to-command-execution-in-patient-portalThird Party Advisory
https://blog.sonarsource.com/openemr-5-0-2-1-command-injection-vulnerabilityThird Party Advisory
https://community.open-emr.org/t/openemr-5-0-2-patch-5-has-been-released/15431Vendor Advisory
https://community.sonarsource.com/t/openemr-5-0-2-1-command-injection-vulnerability-puts-health-records-at-risk/33592Third Party Advisory
https://portswigger.net/daily-swig/healthcare-security-openemr-fixes-serious-flaws-that-lead-to-command-execution-in-patient-portalThird Party Advisory

Timeline

Published: May 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-32101?

How severe is CVE-2021-32101?

CVE-2021-32101 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32101?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-32101?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST