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CVE

CVE-2021-23926

The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from maliciou

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.

CRITICAL · CVSS 9.1 EPSS 0.00444
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
▤

Affected Products & Versions

7
apache xmlbeans<= 2.6.0
netapp oncommand unified manager core packageall versions
netapp snap creator frameworkall versions
netapp snapmanagerall versions
debian linuxall versions
oracle middleware common libraries and toolsall versions
oracle peoplesoft enterprise peopletoolsall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.xmlbeans:xmlbeans CRITICAL fixed in 3.0.0
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Jan 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
⚑

Vendor Advisories

5
suse-csafopenSUSE-SU-2024:12455-1
suse-csafSUSE-SU-2022:3875-1
suse-csafSUSE-SU-2022:3876-1
rhsaRHSA-2021:5134Critical
oracle-cpuoracle-cpu-Oracle-Business-Intelligence-Enterprise-Edition-2025--CVE-2021-23926
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://issues.apache.org/jira/browse/XMLBEANS-517Issue TrackingVendor Advisory
https://lists.apache.org/thread.html/r2dc5588009dc9f0310b7382269f932cc96cae4c3901b747dda1a7fed%40%3Cjava-dev.axis.apache.org%3E
https://lists.apache.org/thread.html/rbb01d10512098894cd5f22325588197532c64f1c818ea7e4120d40c1%40%3Cjava-dev.axis.apache.org%3E
https://lists.debian.org/debian-lts-announce/2021/06/msg00024.htmlMailing ListThird Party Advisory
https://poi.apache.org/ProductVendor Advisory
https://security.netapp.com/advisory/ntap-20210513-0004/Third Party Advisory
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