Quarkus 3.39.1 and 3.39.0 released!

NewsBot · 26 August 2026 18:24

Quarkus 3.39.1 and 3.39.0 has been released.

Complete changelog

#48943 - From Quarkus 3.22, Database dev services not reused if the unit test is using a @QuarkusTestResource

#51130 - Remote Dev fails when using hibernate-reactive extension

#55389 - Fix @RunOnVirtualThread annotation in combination with blocking endpoints

#55907 - Quarkus 3.38 Date serialization issue

#55958 - container-image-jib: no progress output while the image is pushed, because ProgressEvent is never subscribed to

#55959 - Jib container push progress log

#56009 - Dev UI Dev MCP endpoint hangs indefinitely (no response, no error) when a JSON-RPC request’s id is a string

#56064 - quarkus-rest-jackson: reflection-free (de)serializers treat a Map subclass as a bean and drop every map entry

#56070 - quarkus-spring-security may not fail the build when @PostAuthorize, @PreFilter or @PostFilter are used

#56079 - Skip Hibernate dev integrator in remote server-side dev mode

#56080 - MongoDB Panache: Session-commit on transaction rollback

#56086 - [3.39] Do not set an invalid country code when generating the Quarkus Dev CA

#56087 - [3.39] Handle string JSON-RPC ids and always respond on the Dev MCP endpoint (3.39 backport)

#56088 - Fail the build when uns…

Link: Release 3.39.1 · quarkusio/quarkus · GitHub

Major changes

#56072 - [3.39] Revert “Enable reflection-free Jackson serializers by default”

Complete changelog

#55738 - Make sure MicrometerRegistryProviderBuildItem has a stable collection order

#55756 - Datasource guide style review (3.40)

#55834 - @Scheduled method can run before @InjectMock is installed in @QuarkusTest

#55891 - Scheduler: document halted start mode as a testing workaround

#55902 - Bump org.apache.maven.plugins:maven-jar-plugin from 3.5.0 to 3.5.1

#55911 - “ScheduledJobStarted” CDI Event for a scheduled job.

#55914 - Fire StartedExecution CDI event for scheduled jobs

#55947 - Update to Kotlin 2.4.10

#55980 - Bump Gradle from 9.6.0 to 9.7.0

#55988 - Embedding cyclone DX SBOM fails with minikube extension since 3.38.0.CR1 because of org.jline:jline-parent:4.0.0 dependency

#55991 - Document implicit transactions for blocking SmallRye GraphQL resolvers when JTA is available

#55995 - Bump org.bouncycastle:bc-jdk18on-bom from 1.85 to 1.85.2

#55997 - Bump eu.maveniverse.maven.njord:extension3 from 0.9.9 to 0.9.10

#56001 - Document implicit transactions for blocking SmallRye GraphQL resolvers

[#56002](https:/…

Link: Release 3.39.0 · quarkusio/quarkus · GitHub