CVE-2021-23926

XMLBeans XML Entity Expansion

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.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.32%
Vendor Advisory apache.org Vendor Advisory apache.org
Affected: Apache Software Foundation Apache XMLBeans
Published at:
Updated at:

References

Link Tags
https://poi.apache.org/ product vendor advisory
https://issues.apache.org/jira/browse/XMLBEANS-517 vendor advisory issue tracking
https://lists.apache.org/thread.html/r2dc5588009dc9f0310b7382269f932cc96cae4c3901b747dda1a7fed%40%3Cjava-dev.axis.apache.org%3E mailing list
https://lists.apache.org/thread.html/rbb01d10512098894cd5f22325588197532c64f1c818ea7e4120d40c1%40%3Cjava-dev.axis.apache.org%3E mailing list
https://lists.debian.org/debian-lts-announce/2021/06/msg00024.html third party advisory mailing list
https://www.oracle.com/security-alerts/cpuoct2021.html third party advisory patch
https://security.netapp.com/advisory/ntap-20210513-0004/ third party advisory
https://www.oracle.com/security-alerts/cpujul2022.html third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-23926?
CVE-2021-23926 has been scored as a critical severity vulnerability.
How to fix CVE-2021-23926?
To fix CVE-2021-23926, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23926 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-23926 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23926?
CVE-2021-23926 affects Apache Software Foundation Apache XMLBeans.
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