The Kali Linux team has shipped version 2026.3, the distribution’s third release of the year, bringing six new security tools, desktop environment upgrades, and a reworked build system for generating official images.

Kali Linux is widely used by penetration testers, red teamers, and security researchers. It is available as an installable OS or live environment and supports a broad range of hardware, including Raspberry Pi devices and Android phones via Kali NetHunter.

New tools and package updates

This release updates 126 packages, adds new libraries, and upgrades the kernel from version 6.19 to 7.1.5. Six new tools have been added to the repository:

  • dalfox, an open-source XSS scanner built for automation
  • katana, a next-generation web crawling and spidering framework
  • qsreplace, a utility that takes URLs from stdin and replaces query string values with a supplied value
  • rustscan, a modern, fast port scanner
  • sdrangel, a Qt-based front-end for software-defined radio devices
  • snaffler-ng, a scanner for SMB share credentials and sensitive data

Desktop and build system changes

Kali 2026.3 moves to KDE Plasma 6.7, which brings performance improvements, better power usage on integrated Intel GPUs, and workflow refinements. New capabilities include per-screen virtual desktops for organizing browsers, terminals, and documentation separately, faster desktop switching from the Overview, broader Wayland protocol and portal support, the ability to duplicate network connections, and refinements to System Monitor. New icons are also included.

The release refreshes the build scripts used to generate official Kali images, standardizing command-line arguments, structure, and behavior across platforms. The scripts now support building inside Docker or Podman containers via a new build-in-container.sh helper that detects the available container engine and runs the build inside it. Not every build script has been refreshed yet, but the Kali team plans to finish the rollout by version 2026.4 and eventually automate builds and workflows further.

How to upgrade

Existing users can upgrade in place by updating their Kali repository sources and running a full upgrade via apt, then rebooting if required. Those running Kali on Windows Subsystem for Linux are advised to move to WSL 2 for better support of graphical applications. After upgrading, users can confirm the new version by checking the os-release file. New installs and live images are also available for direct download.