https://seclists.org/oss-sec/2026/q1/166: CVE-2026-25903: Apache NiFi: Missing Authorization of stricted Permissions for Component Updates

Published Feb 16, 2026
·
Updated

Affected Software

2 affected components
Apache nifi>=1.1.0<2.8.0
maven/org.apache.nifi/nifi-web-api>=1.1.0<2.8.0
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Frequently Asked Questions

1

What is the severity of CVE-2026-25903?

CVE-2026-25903 is classified as a high severity vulnerability due to missing authorization in Apache NiFi.

2

Which versions of Apache NiFi are affected by CVE-2026-25903?

CVE-2026-25903 affects Apache NiFi versions 1.1.0 through 2.7.2.

3

How do I fix CVE-2026-25903?

To fix CVE-2026-25903, upgrade Apache NiFi to version 2.8.0 or later.

4

What are the implications of CVE-2026-25903?

CVE-2026-25903 allows unauthorized users to update configuration properties on extension components, potentially compromising security.

5

What components in Apache NiFi are impacted by CVE-2026-25903?

CVE-2026-25903 impacts extension components that require specific permissions based on restricted annotations.

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