What’s Vulnerable › Vulnerabilities

CVE-2020-36243

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 64.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-07 · updated 2026-06-17
• Weakness: CWE-78

Description

The Patient Portal of OpenEMR 5.0.2.1 is affected by a Command Injection vulnerability in /interface/main/backup.php. To exploit the vulnerability, an authenticated attacker can send a POST request that executes arbitrary OS commands via shell metacharacters.

Affected products

• openemr: 5.0.2.1

References

• https://blog.sonarsource.com/openemr-5-0-2-1-command-injection-vulnerability
• https://community.open-emr.org/t/openemr-5-0-2-patch-5-has-been-released/15431
• https://community.sonarsource.com/t/openemr-5-0-2-1-command-injection-vulnerability-puts-health-records-at-risk/33592
• https://www.open-emr.org/wiki/index.php/OpenEMR_Patches
• https://blog.sonarsource.com/openemr-5-0-2-1-command-injection-vulnerability
• https://community.open-emr.org/t/openemr-5-0-2-patch-5-has-been-released/15431
• https://community.sonarsource.com/t/openemr-5-0-2-1-command-injection-vulnerability-puts-health-records-at-risk/33592
• https://www.open-emr.org/wiki/index.php/OpenEMR_Patches

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