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Vulnerability record · CVE-2021-41411 · published 16 June 2022

CVE-2021-41411: Redhat drools xml external entity (xxe) vulnerability

Redhat · Drools

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.

9.8 CVSS 3.1 Critical EPSS 1.3% · top 31.5% CWE-611 · XML external entity (XXE)
9.8CVSS 3.1 base score, v2 7.5
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/kiegroup/drools/pull/3808 PatchThird Party Advisory
https://github.com/kiegroup/drools/pull/3808 PatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-41411), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.