CVE-2024-37389: Apache NiFi: Improper Neutralization of Input in Parameter Context Description

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 24.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-08 · updated 2026-06-17
Weakness: CWE-79

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.

Affected products

Apache Software Foundation Apache NiFi: from 1.10.0 before 1.27.0; 2.0.0-milestone1, 2.0.0-milestone1-rc1, 2.0.0-milestone1-rc2, 2.0.0-milestone1-rc3, 2.0.0-milestone1-rc4, 2.0.0-milestone1-rc5 (+8) — fixed in 1.27.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache NiFi 1.27.0. Check the vendor advisory for mitigations.

References

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