How severe is CVE-2024-37389?

CVE-2024-37389 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-37389 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-37389?

CVE-2024-37389 primarily affects Apache Nifi. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-37389?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-37389 have an EU (EUVD) identifier?

Yes. CVE-2024-37389 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2356.

When was CVE-2024-37389 published?

CVE-2024-37389 was published on 2024-07-08 and last updated on 2026-06-17.

CVE-2024-37389

CVE-2024-37389 is a medium-severity vulnerability in Apache Nifi with a CVSS 3.x base score of 4.6. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
EPSS exploit prediction: 24% (98th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2356
Weakness: CWE-79
Affected product: Apache Nifi
Published: 2024-07-08
Last modified: 2026-06-17

Description

Apache NiFi 1.10.0 through 1.26.0 and 2.0.0-M1 through 2.0.0-M3 support a description field in the Parameter Context configuration that is vulnerable to cross-site scripting. An authenticated user, authorized to configure a Parameter Context, can enter arbitrary JavaScript code, which the client browser will execute within the session context of the authenticated user. Upgrading to Apache NiFi 1.27.0 or 2.0.0-M4 is the recommended mitigation.

Frequently asked questions

What is CVE-2024-37389?: Apache NiFi 1.10.0 through 1.26.0 and 2.0.0-M1 through 2.0.0-M3 support a description field in the Parameter Context configuration that is vulnerable to cross-site scripting. An authenticated user, authorized to configure a Parameter Context, can enter arbitrary JavaScript code, which the client browser will execute within the session context of the authenticated user. Upgrading to Apache NiFi 1.27.0 or 2.0.0-M4 is the recommended mitigation.
How severe is CVE-2024-37389?: CVE-2024-37389 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-37389 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-37389?: CVE-2024-37389 primarily affects Apache Nifi. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-37389?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-37389 have an EU (EUVD) identifier?: Yes. CVE-2024-37389 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2356.
When was CVE-2024-37389 published?: CVE-2024-37389 was published on 2024-07-08 and last updated on 2026-06-17.

References

Affected products (15)

cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc1:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc2:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc3:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc4:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc5:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone1-rc6:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone2:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone2-rc1:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone2-rc2:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone2-rc3:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone2-rc4:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone3:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:2.0.0:milestone3-rc1:*:*:*:*:*:*

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