GHSA-q4xf-3pmq-3hw8

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    GHSA-q4xf-3pmq-3hw8

    Published: 6 Jan 2022Last Modified: 15 Sept 2025

    Summary: Improper Restriction of XML External Entity Reference in Apache NiFi

    Details: 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: https://nvd.nist.gov/vuln/detail/CVE-2020-13940, https://github.com/apache/nifi/commit/7f0416ee8bdcee95e28409cc6fae9c1394c2a798, https://nifi.apache.org/security#CVE-2020-13940

    Affected packages

    Package

    Name: org.apache.nifi:nifi

    Purl: pkg:maven/org.apache.nifi/nifi

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 1.0.0
    Fixed -1.12.0-RC1

    Affected versions

    1.0.0
    1.0.1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-q4xf-3pmq-3hw8 | CVE-DB