SAI Générique ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=63a1d8d... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiNmMxZThjYjU1... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16607?atlOrigin=eyJpIjoiNmMxZT... ) HHH-16607 ( https://hibernate.atlassian.net/browse/HHH-16607?atlOrigin=eyJpIjoiNmMxZT... ) Hibernate bytecode enhancement makes private fields public ( https://hibernate.atlassian.net/browse/HHH-16607?atlOrigin=eyJpIjoiNmMxZT... ) Issue Type: Bug Affects Versions: 6.2.2 Assignee: Unassigned Components: bytecode-enhancement Created: 15/May/2023 07:17 AM Environment: - JDK17 - payara-embedded-all 6.2023.1 - Linux Debian Priority: Major Reporter: SAI Générique ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=63a1d8d... ) Hello, We are using the maven plugin for byte code enhancement with the following configuration: <plugin> <groupId> org.hibernate.orm.tooling </groupId> <artifactId> hibernate-enhance-maven-plugin </artifactId> <executions> <execution> <configuration> <!-- <https://vladmihalcea.com/maven-gradle-hibernate-enhance-plugin/> --> <failOnError> true </failOnError> <enableDirtyTracking> true </enableDirtyTracking> <enableLazyInitialization> false </enableLazyInitialization> <enableAssociationManagement> false </enableAssociationManagement> <enableExtendedEnhancement> false </enableExtendedEnhancement> </configuration> <goals> <goal> enhance </goal> </goals> </execution> </executions> </plugin> All our entities have *only* private fields: @Entity @Table(name = "mytable" ) public class MyTable { @EmbeddedId private IdTablePK mytablePK; @Column(name = "LIBELL" ) private String libell; public MyTable(IdTablePK pk) { this.mytablePK = pk; } public String getLibell() { return libell; } public void setLibell( String libell) { this.libell = libell; } } After upgrading, the following check fails in our CI: for (Field field : entity.getDeclaredFields()) { int modifiers = field.getModifiers(); boolean isPrivate = (modifiers & Modifier.PRIVATE)!=0; assertTrue(isPrivate, "The field must be private " ); } ( https://hibernate.atlassian.net/browse/HHH-16607#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16607#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100225- sha1:a5851ae )