Windows Subsystem for Linux 2.7.1

What's Changed

Security

• Fix CVE-2026-26127: bump .NET runtime from 10.0.0 to 10.0.4 by @benhillis in https://github.com/microsoft/WSL/pull/14421

Bug Fixes

• virtiofs: fix elevated virtiofs access when VM is launched by an elevated user by @benhillis in https://github.com/microsoft/WSL/pull/13877
• Resolve issue with config file writing sections outside of their expected header by @benhillis in https://github.com/microsoft/WSL/pull/13898
• Resolve issue with buttons on notifications not working correctly by @benhillis in https://github.com/microsoft/WSL/pull/13921
• [GH 13837] Remove trailing slash from $XDG_RUNTIME_DIR by @benhillis in https://github.com/microsoft/WSL/pull/13929
• Fix issue with svccommio incorrectly resetting console state in the move operator by @benhillis in https://github.com/microsoft/WSL/pull/14083
• Fix excessive screen updates in progress indicators by @Copilot in https://github.com/microsoft/WSL/pull/14206
• Fix 4 code bugs: substr off-by-one, HANDLE* cast, TOCTOU GetLastError, sun_path overflow by @benhillis in https://github.com/microsoft/WSL/pull/14297
• Fix wsl stuck when misconfigured cifs mount presents by @chemwolf6922 in https://github.com/microsoft/WSL/pull/14466
• Accessibility: After selecting from the navigation list, keyboard focus is now transferred to page content by @ssparach in https://github.com/microsoft/WSL/pull/14289

Features & Improvements

• virtiofs: add support for statx syscall by @benhillis in https://github.com/microsoft/WSL/pull/14087
• virtiofs: add support for mounting directories (not just full volumes) by @benhillis in https://github.com/microsoft/WSL/pull/14073
• virtio networking: add support for ipv6 by @benhillis in https://github.com/microsoft/WSL/pull/14350
• Enable DNS tunneling for VirtioProxy networking mode by @benhillis in https://github.com/microsoft/WSL/pull/14461
• DNS: switch to using 'search' instead of obsolete 'domain' by @benhillis in https://github.com/microsoft/WSL/pull/14133
• Track bind syscall when port is 0 by @damanm24 in https://github.com/microsoft/WSL/pull/14333
• Add WindowsTerminal.enabled to the list of config keys for wsl-distribution.conf by @OneBlue in https://github.com/microsoft/WSL/pull/14021
• Disable the process creation cursor animation by default by @OneBlue in https://github.com/microsoft/WSL/pull/14293
• Improved VirtioProxy networking and VirtioFS posix compatibility by @benhillis in https://github.com/microsoft/WSL/pull/14198
• Updated enable virtualization error message by @craigloewen-msft in https://github.com/microsoft/WSL/pull/14110
• Mask NetworkManager-wait-online.service during boot by @dhtzs in https://github.com/microsoft/WSL/pull/14272
• Add iptables to list of apps to install in WSL by @andremueiot in https://github.com/microsoft/WSL/pull/14459

Developer Experience

• Enable VS 2026 solution generation and improve ARM64 developer experience by @benhillis in https://github.com/microsoft/WSL/pull/14283
• Refactor: Use TryParse in view models for safer numeric input parsing by @dhtzs in https://github.com/microsoft/WSL/pull/14323

New Contributors

• @salmanmkc made their first contribution in https://github.com/microsoft/WSL/pull/13896
• @mznms made their first contribution in https://github.com/microsoft/WSL/pull/13950
• @rfu-cn made their first contribution in https://github.com/microsoft/WSL/pull/14022
• @andysterland made their first contribution in https://github.com/microsoft/WSL/pull/14160
• @dhtzs made their first contribution in https://github.com/microsoft/WSL/pull/14272
• @ssparach made their first contribution in https://github.com/microsoft/WSL/pull/14289
• @damanm24 made their first contribution in https://github.com/microsoft/WSL/pull/14333
• @andremueiot made their first contribution in https://github.com/microsoft/WSL/pull/14459
• @chemwolf6922 made their first contribution in https://github.com/microsoft/WSL/pull/14466

Full Changelog: https://github.com/microsoft/WSL/compare/2.7.0...2.7.1