{"id":"CVE-2021-44145","details":"In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.","aliases":["BIT-nifi-2021-44145","GHSA-rq96-qhc5-vm4r"],"modified":"2026-07-09T00:37:51.688430Z","published":"2021-12-17T09:15:07.117Z","references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/12/17/1"},{"type":"ADVISORY","url":"https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/nifi","events":[{"introduced":"0"},{"fixed":"2a756372fc7097ece6258c2af47b9a5f26384b02"}],"database_specific":{"cpe":"cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.1.0"},{"fixed":"1.15.1"}],"source":"CPE_RANGE"}}],"versions":["rel/nifi-1.15.0","nifi-1.15.0-RC3","rel/nifi-1.2.0","nifi-1.2.0-RC2","docker/nifi-1.2.0","rel/nifi-1.1.0","nifi-1.1.0-RC2","nifi-0.6.0-RC2","nifi-0.6.0","nifi-0.4.1-RC1","nifi-0.4.1","nifi-0.2.0-incubating-RC1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-44145.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}