We are seeing Jakarta XML Binding 4.0 (EE 10) XML Binding TCK test failures running with https://download.eclipse.org/jakartaee/xml-binding/4.0/jakarta-xml-binding-tck-4.0.1.zip:

Starting Agent ....
Agent started with ID 12127
Starting test ...
java.lang.UnsupportedOperationException: The Security Manager is deprecated and will be removed in a future release
at java.base/java.lang.System.setSecurityManager(System.java:429)
at com.sun.javatest.JavaTestSecurityManager.install(JavaTestSecurityManager.java:84)
at com.sun.javatest.tool.Main.run(Main.java:291)
at com.sun.javatest.tool.Main.main0(Main.java:150)
at com.sun.javatest.tool.Main.main(Main.java:130)
Tests completed with 4
Creating reports ...
java.lang.UnsupportedOperationException: The Security Manager is deprecated and will be removed in a future release
at java.base/java.lang.System.setSecurityManager(System.java:429)
at com.sun.javatest.JavaTestSecurityManager.install(JavaTestSecurityManager.java:84)
at com.sun.javatest.tool.Main.run(Main.java:291)
at com.sun.javatest.tool.Main.main0(Main.java:150)
at com.sun.javatest.tool.Main.main(Main.java:130)
Reporting completed with 4

Note that https://github.com/jakartaee/jaxb-tck/pull/81 is for addressing XML Binding TCK failures on Java 21 with Jakarta EE 11. https://github.com/jakartaee/jaxb-tck/pull/85 follows up on this and is merged.