CVE-2023-22832

Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes

7.5 HighFix available

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.41%Up 0.5 points since Feb 10, 2023

What each source reports

NVD Score used 7.5

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: CVE-2023-22832
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

CVE List 7.5

Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: CVE-2023-22832
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

EUVDEUVD-2023-0724 7.5

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: EUVD-2023-0724
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-hxjp-q6c3-38fx 7.5

XML External Entity Reference in Apache NiFi

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references. Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references. The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: GHSA-hxjp-q6c3-38fx
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

OSV 7.5

Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: CVE-2023-22832
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

OSVGHSA-hxjp-q6c3-38fx 7.5

XML External Entity Reference in Apache NiFi

Record: GHSA-hxjp-q6c3-38fx
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

OSVBIT-nifi-2023-22832 No score

Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes

The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references.

Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references.

The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.

Record: BIT-nifi-2023-22832
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.nifi:nifi-ccda-processors` Maven	1.2.0 up to 1.20.0	1.20.0
`nifi` Bitnami	1.2.0 to 1.19.1	None known
`org.apache.nifi:nifi-ccda-processors` Maven	1.2.0 up to 1.20.0, plus listed versions 1.10.01.11.01.11.11.11.21.11.3 Show 29 moreShow less 1.11.41.12.01.12.11.13.01.13.11.13.21.14.01.15.01.15.11.15.21.15.31.16.01.16.11.16.21.16.31.17.01.18.01.19.01.19.11.3.01.4.01.5.01.6.01.7.01.7.11.8.01.9.01.9.11.9.2	1.20.0

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-22832 is a high vulnerability (CVSS 7.5) in Apache Nifi, published February 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.41%, the 72nd percentile. Fixed in org.apache.nifi:nifi-ccda-processors 1.20.0.