CVE-2023-43208
NextGen Healthcare Mirth Connect Deserialization of Untrusted Data Vulnerability
- Published
- Oct 26, 2023
- Updated
- Oct 21, 2025
- Assigning CNA
- mitre
- Evidence observed
- May 20, 2024
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.7%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
NextGen Healthcare Mirth Connect before version 4.4.1 is vulnerable to unauthenticated remote code execution. Note that this vulnerability is caused by the incomplete patch of CVE-2023-37679.
Sources
15- CVE-2023-43208Exploit
Unauthenticated RCE exploit for CVE-2023-43208 in Mirth Connect via XML deserialization, with version detection, bulk scanning, and interactive PTY shell.
- Mirth-Connect-CVE-2023-43208Exploit
Python implementation of CVE-2023-43208 Mirth Connect RCE (Unauth XStream)
- CVE-2023-43208Exploit
mirth-connect-rce-poc
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