CVE-2021-47817
OpenEMR 5.0.2.1 - Remote Code Execution
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
13th
OpenEMR 5.0.2.1 contains a cross-site scripting vulnerability in user profile parameters that authenticated attackers can chain with a file upload to achieve remote code execution. Attackers can exploit the vulnerability by crafting a malicious payload to download and execute a web shell, enabling remote command execution on the vulnerable OpenEMR instance.
| CWE | CWE-79 |
| Vendor | openemr foundation, inc. |
| Product | openemr |
| Published | Jan 21, 2026 |
| Last Updated | May 25, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
OpenEMR Foundation, Inc. / OpenEMR
5.0.2.1
References
exploit-db.com: https://www.exploit-db.com/exploits/49784 open-emr.org: https://www.open-emr.org/ sourceforge.net: https://sourceforge.net/projects/openemr/files/OpenEMR%20Current/5.0.2.1/openemr-5.0.2.tar.gz/download blog.sonarsource.com: https://blog.sonarsource.com/openemr-5-0-2-1-command-injection-vulnerability?utm_medium=cpc&utm_source=twitter&utm_campaign=openemr&utm_term=security&utm_content=tofu youtube.com: https://www.youtube.com/watch?v=H8VWNwWgYJo&feature=emb_logo vulncheck.com: https://www.vulncheck.com/advisories/openemr-remote-code-execution
Credits
Hato0, BvThTrd