How severe is CVE-2023-37679?

CVE-2023-37679 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-37679 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 97% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37679?

CVE-2023-37679 affects Nextgen Mirth Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37679?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-37679 published?

CVE-2023-37679 was published on 2023-08-03 and last updated on 2026-07-05.

CVE-2023-37679

CVE-2023-37679 is a critical-severity vulnerability in Nextgen Mirth Connect with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 97% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 97% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Nextgen Mirth Connect
Published: 2023-08-03
Last modified: 2026-07-05

Description

A remote command execution (RCE) vulnerability in NextGen Mirth Connect v4.3.0 allows attackers to execute arbitrary commands on the hosting server.

Frequently asked questions

What is CVE-2023-37679?: A remote command execution (RCE) vulnerability in NextGen Mirth Connect v4.3.0 allows attackers to execute arbitrary commands on the hosting server.
How severe is CVE-2023-37679?: CVE-2023-37679 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-37679 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 97% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37679?: CVE-2023-37679 affects Nextgen Mirth Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37679?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-37679 published?: CVE-2023-37679 was published on 2023-08-03 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:nextgen:mirth_connect:4.3.0:*:*:*:*:*:*:*

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