OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=51154
Crash type: Security exception
Crash state:
java.base/java.util.Collections$UnmodifiableCollection.forEach
org.apache.commons.configuration2.tree.NodeTreeWalker.dfs
org.apache.commons.configuration2.tree.NodeTreeWalker.lambda$dfs$0