CVE-2020-9486: Apache Nifi

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

In Apache NiFi 1.10.0 to 1.11.4, the NiFi stateless execution engine produced log output which included sensitive property values. When a flow was triggered, the flow definition configuration JSON was printed, potentially containing sensitive values in plaintext.

Affected products

• Apache Nifi: from 1.0.0, up to and including 1.11.4

Published 2020-10-01. Last modified 2026-06-17.