CVE-2020-13940

MEDIUM

Apache NiFi 1.0.0-1.11.4 - XML External Entity Injection via Malicious XML Configuration

Title source: llm
STIX 2.1

Description

In Apache NiFi 1.0.0 to 1.11.4, the notification service manager and various policy authorizer and user group provider objects allowed trusted administrators to inadvertently configure a potentially malicious XML file. The XML file has the ability to make external calls to services (via XXE).

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://nifi.apache.org/security#CVE-2020-13940

Scores

CVSS v3 5.5
EPSS 0.0096
EPSS Percentile 76.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-611
Status published
Products (2)
apache/nifi 1.0.0 - 1.11.4
org.apache.nifi/nifi 1.0.0 - 1.12.0-RC1Maven
Published Oct 01, 2020
Tracked Since Feb 18, 2026