CVE-2022-28890

Processing external DTDs

9.8 CriticalFix available

A vulnerability in the RDF/XML parser of Apache Jena allows an attacker to cause an external DTD to be retrieved. This issue affects Apache Jena version 4.4.0 and prior versions. Apache Jena 4.2.x and 4.3.x do not allow external entities.

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: High
Availability: High

Exploit likelihood

2.67%Up 1.8 points since May 6, 2022

What each source reports

NVD Score used 9.8

Record: CVE-2022-28890
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-611
Updated: 2026-11-02

CVE List No score

Processing external DTDs

Record: CVE-2022-28890
Updated: 2026-11-02

EUVDEUVD-2022-3938 No score

Record: EUVD-2022-3938
Updated: 2026-11-03

GitHub AdvisoriesGHSA-gchv-364h-r896 9.8

XML External Entity Reference in apache jena

A vulnerability in the RDF/XML parser of Apache Jena allows an attacker to cause an external DTD to be retrieved. This issue affects Apache Jena version 4.4.0 only. Apache Jena 4.2.x and 4.3.x do not allow external entities.

Record: GHSA-gchv-364h-r896
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-611
Updated: 2026-11-02

OSV 9.8

Record: CVE-2022-28890
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-28890 9.8

Record: DEBIAN-CVE-2022-28890
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

OSVGHSA-gchv-364h-r896 9.8

XML External Entity Reference in apache jena

Record: GHSA-gchv-364h-r896
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-611
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-28890 9.8

Record: UBUNTU-CVE-2022-28890
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.jena:jena` Maven	4.4.0 to 4.4.0	4.5.0
`apache-jena` Debian:12	before 4.5.0-1	4.5.0-1
`apache-jena` Debian:13	before 4.5.0-1	4.5.0-1
`apache-jena` Debian:14	before 4.5.0-1	4.5.0-1
`org.apache.jena:jena` Maven	4.4.0 up to 4.5.0	4.5.0
`apache-jena` Ubuntu:22.04:LTS	All versions, plus listed versions 3.17.0-13.17.0-23.17.0-3	None known
`apache-jena` Ubuntu:24.04:LTS	All versions, plus listed versions 4.5.0-24.9.0-1	None known
`apache-jena` Ubuntu:25.10	All versions, plus listed versions 4.9.0-1	None known
`apache-jena` Ubuntu:26.10	All versions, plus listed versions 4.9.0-1build1	None known
`apache-jena` Ubuntu:26.04:LTS	All versions, plus listed versions 4.9.0-14.9.0-1build1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2022-28890 is a critical vulnerability (CVSS 9.8) in Apache Jena, published May 5, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.67%, the 85th percentile. Fixed in org.apache.jena:jena 4.5.0.