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Fencer Intel
critical 9.8

CVE-2017-7503 json

It was found that the Red Hat JBoss EAP 7.0.5 implementation of javax.xml.transform.TransformerFactory is vulnerable to XXE.

published 2017-05-18 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16520

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

It was found that the Red Hat JBoss EAP 7.0.5 implementation of javax.xml.transform.TransformerFactory is vulnerable to XXE. An attacker could use this flaw to launch DoS or SSRF attacks, or read files from the server where EAP is deployed.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-7503 updated cvss 7.5

EAP: XXE issue in TransformerFactory

  • Red Hat JBoss Enterprise Application Platform 7 XML Frameworks XML Frameworks
    affected: workaround, no fix available “Fix deferred”
  • Red Hat EAP-CD 14 Tech Preview
    fixed: vendor fix RHSA-2020:2563

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.01% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Red Hat, Inc. JBoss Enterprise Application Platform

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.