XMLBeans XML Entity Expansion (Apache Software Foundation Apache XMLBeans)

CVE-2021-23926

CRITICAL 9.1

At a glance

Source: NVD
EPSS: EPSS 6.29 % · percentile 94 (2026-10-31)
State: PUBLISHED
Published: 2021-01-14 14:45 UTC
Updated: 2025-02-13 16:27 UTC
Assigner: apache
NVD status: Modified

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Description

The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from malicious XML input. Vulnerabilities include possibilities for XML Entity Expansion attacks. Affects XMLBeans up to and including v2.6.0.

Weaknesses (CWE)

CWE-776 — Improper Restriction of Recursive Entity References in DTDs

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 6.4	AV:N/AC:L/Au:N/C:P/I:N/A:P	NVD · nvd@nist.gov (Primary)

Advisories

GHSA-mw3r-pfmg-xp92 — Improper Restriction of Recursive Entity References in Apache XMLBeans

European references

ENISA EUVD · EUVD-2021-1365
GCVE · GCVE-0-2021-23926

CERT-FR advisories

CERTFR-2026-AVI-0556 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2021-AVI-951 — Multiples vulnérabilités dans le noyau Linux de RedHat · cert.ssi.gouv.fr
CERTFR-2021-AVI-804 — Multiples vulnérabilités dans Oracle PeopleSoft · cert.ssi.gouv.fr
CERTFR-2021-AVI-770 — Multiples vulnérabilités dans les produits SAP · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:apache:xmlbeans:*:*:*:*:*:*:*:* ≤ 2.6.0
cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:snap_creator_framework:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:snapmanager:-:*:*:*:*:oracle:*:*
cpe:2.3:a:netapp:snapmanager:-:*:*:*:*:sap:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:middleware_common_libraries_and_tools:12.2.1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:middleware_common_libraries_and_tools:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.59:*:*:*:*:*:*:*

Affected products

Product	Versions
Apache Software Foundation · Apache XMLBeans	affected Apache XMLBeans ≤ 2.6.0

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

💣 XMLBeans XML Entity Expansion (Apache Software Foundation Apache XMLBeans)