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Medium 5.4HealthcarePublished Jan 21, 2026

CVE-2021-47817OpenEMR 5.0.2.1 - Remote Code Execution

Updated under an hour ago ()

Does this affect you?

It affects OpenEMR Foundation, Inc. OpenEMR and 1 other product. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.82%, higher than 56% of scored CVEs.

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.

CVSS
5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.82% (percentile 56)
Assigned by
VulnCheck
NVD analysis
Modified
Record last updated
May 25, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
OpenEMR Foundation, Inc. OpenEMR
openemr_foundation:openemr (from the name)
5.0.2.1
CNA record
open-emr openemr
open-emr:openemr
5.0.2.1
NVD

References

  • exploit, third-party-advisory, vdb-entry
  • product
  • product
  • vendor-advisory, exploit, patch, third-party-advisory
  • technical-description, exploit
  • third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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