{"cve":"CVE-2020-9486","nvd":{"published":"2020-10-01T20:15:14.190","modified":"2026-06-17T03:28:02.287","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-532"],"references":["https://nifi.apache.org/security#CVE-2020-9486","https://nifi.apache.org/security#CVE-2020-9486"],"products":["apache:nifi"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-9486","score":0.03558,"percentile":0.89329,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-g644-pr5v-vppf","url":"https://osv.dev/vulnerability/GHSA-g644-pr5v-vppf","summary":"Insertion of Sensitive Information into Log File in Apache NiFi Stateless","modified":"2025-09-15T07:42:08.977790Z","packages":[{"ecosystem":"Maven","name":"org.apache.nifi:nifi-stateless","purl":"pkg:maven/org.apache.nifi/nifi-stateless","ranges":[">=1.10.0 <1.12.0-RC1"],"fixed":["1.12.0-RC1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}