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Fencer Vulns
critical 9.8

CVE-2021-41411 json

XML External Entity Reference in drools

published 2022-06-16 4 y ago modified 2026-06-17 4 mo ago also GHSA-rc57-9r3x-98cq , EUVD-2022-6146

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

drools <=7.59.x is affected by an XML External Entity (XXE) vulnerability in KieModuleMarshaller.java. The Validator class is not used correctly, resulting in the XXE injection vulnerability.

Patch / fix

  • maven org.drools:drools-core 7.60.0.Final
  • redhat drools 7.6.0
  • release-notes-susemanager-proxy Manager Retail Branch Server 4.3, Manager Proxy 4.3 4.3.2-150400.3.9.3
  • release-notes-susemanager Manager Server 4.3 4.3.2-150400.3.15.1
  • drools Manager Server Module 4.3 7.17.0-150400.3.6.1
  • cobbler Manager Server Module 4.3 3.3.3-150400.5.7.1
  • reprepro Manager Server Module 4.3 5.4.0-150400.3.6.1
  • spacecmd Manager Server Module 4.3, Manager Proxy Module 4.3 4.3.15-150400.3.6.4
  • mgr-daemon Manager Proxy Module 4.3 4.3.6-150400.3.6.4
  • susemanager Manager Server Module 4.3 4.3.19-150400.3.6.4

suse advisories SUSE-SU-2022:3761-1SUSE-SU-2022:3750-1SUSE-SU-2022:3314-1SUSE-SU-2022:3313-1

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-2021-41411 updated cvss 7.5

drools-compiler: XML External Entity vulnerability in KieModuleMarshaller.java

  • Red Hat Process Automation 7 kie-server.war kie-server.war, business-central.war business-central.war
    not affected: vulnerable code not present

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

1.31% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/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
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.drools:drools-core
<7.60.0.Final
7.60.0.Final

Classification

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

References

Sources

Fencer Vulns 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.