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CVE-2022-28890

30
FAUCET Score

CVE-2022-28890 is a critical vulnerability (CVSS 9.8) in the RDF/XML parser of Apache Jena versions 4.4.0 and prior, excluding 4.2.x and 4.3.x. It allows an unauthenticated attacker to remotely trigger the retrieval of an external DTD, potentially leading to full compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.4.0CPE matchmatch criteria
cpe:2.3:a:apache:jena:4.4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.54%
Probability of exploitation in next 30 days
EPSS Percentile
83.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0254 is in the 74th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.jena:jenaFixed in: 4.5.0

Vendor Advisories (1)

mavenGHSA-gchv-364h-r896critical

XML External Entity Reference in apache jena

May 6, 2022

References

lists.apache.org / thread/h88oh642455wljo0p5jgzs9phk4gj878
Mailing ListVendor Advisory