CVE-2021-23926

critical

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.

References

Advisories
More

https://www.oracle.com/security-alerts/cpuoct2021.html

https://www.oracle.com/security-alerts/cpujul2022.html

https://security.netapp.com/advisory/ntap-20210513-0004/

https://lists.debian.org/debian-lts-announce/2021/06/msg00024.html

https://github.com/Live-Hack-CVE/CVE-2021-23926

https://github.com/advisories/GHSA-mw3r-pfmg-xp92

https://poi.apache.org/

https://lists.apache.org/thread.html/rbb01d10512098894cd5f22325588197532c64f1c818ea7e4120d40c1%40%3Cjava-dev.axis.apache.org%3E

https://lists.apache.org/thread.html/r2dc5588009dc9f0310b7382269f932cc96cae4c3901b747dda1a7fed%40%3Cjava-dev.axis.apache.org%3E

https://issues.apache.org/jira/browse/XMLBEANS-517

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-1365

Details

Source: Mitre, NVD

Published: 2021-01-14

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 9.1

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

Severity: Critical

EPSS

EPSS: 0.00322

Detections

Analytics