No Breaking Changes

This release is mainly to

• ensure Karate works with the latest Java versions > 21
• update Gatling integration to avoid a warning in reports
• upgrade multiple library / dependencies because of CVEs or common conflicts.

Meet the Karate team in Paris on December 11, 2025 ! (Register here)

Fix List

Here is a complete list of all issues fixed in this release.

What's Changed

• #2641 introduce @fail tag to mark tests which are expected to fail by @dve in https://github.com/karatelabs/karate/pull/2643
• Add an optional environment variable for docker images in order to easily and globally configure additional startup flags by @abdallahghdiri in https://github.com/karatelabs/karate/pull/2649
• Support for Case-Sensitive HTTP Headers in Karate Mock Server by @srmppn in https://github.com/karatelabs/karate/pull/2653
• [KeepOriginalHeaders] update document by @srmppn in https://github.com/karatelabs/karate/pull/2656
• #2660 fail annotation in xml report by @dve in https://github.com/karatelabs/karate/pull/2661
• Upgrade json-smart from 2.5.1 to 2.5.2 fixing CVE-2024-57699 by @julianladisch in https://github.com/karatelabs/karate/pull/2663
• #2667 result count by @dve in https://github.com/karatelabs/karate/pull/2668
• Dated version for Karate Gatling integration #2677) Feature/gatling 3.11.5 by @CPogX in https://github.com/karatelabs/karate/pull/2678
• fix #2670 by @ThierryLejeune in https://github.com/karatelabs/karate/pull/2674
• Issue 2482: accept empty cookies names by @cranberrysoft in https://github.com/karatelabs/karate/pull/2676
• Karate UI - javascript error: Unexpected token #2665 xpath parenthesis by @CPogX in https://github.com/karatelabs/karate/pull/2675
• Add WebSocket frame aggregation support by @jon-armen in https://github.com/karatelabs/karate/pull/2693
• clarify mvn quickstart command syntax for Windows PowerShell by @markhughes321 in https://github.com/karatelabs/karate/pull/2695
• 2515 third revision logic in matchoperator by @f-delahaye in https://github.com/karatelabs/karate/pull/2702
• 2707 by @f-delahaye in https://github.com/karatelabs/karate/pull/2709
• Fix forward slashes being turned into escape by @srmppn in https://github.com/karatelabs/karate/pull/2714

A Big Thank You

To all contributors, especially first-time contributors to Karate.

New Contributors

• @dve made their first contribution in https://github.com/karatelabs/karate/pull/2643
• @abdallahghdiri made their first contribution in https://github.com/karatelabs/karate/pull/2649
• @srmppn made their first contribution in https://github.com/karatelabs/karate/pull/2653
• @cranberrysoft made their first contribution in https://github.com/karatelabs/karate/pull/2676
• @markhughes321 made their first contribution in https://github.com/karatelabs/karate/pull/2695

Full Changelog: https://github.com/karatelabs/karate/compare/v1.5.1...v1.5.2

Artifacts Released

• Maven artifacts
• Standalone JAR (download below)
• Karate-Robot JAR (download below)
• Docker Image
• Repository SBOM report (download below)