[Windows] vfox-yarn fails to install Yarn 2+ due to path quoting bug in os.execute (regression since 2026.6.10)

[AlexanderMaslov]

Environment

• OS: Windows 10/11 x64
• Shell: Git Bash
• mise installed via: WinGet
• Affected mise versions: 2026.6.10, 2026.6.11, 2026.6.12
• Last known working version: 2026.6.9

Description

Installing any Yarn 2+ version via mise fails on Windows with the following error:

mise ERROR Failed to install vfox:mise-plugins/vfox-yarn@4.12.0: runtime error:

crates\vfox\src\lua_mod\hooks.rs:53:69: Failed to download Yarn v2+

stack traceback:

[C]: in function 'error'

crates\vfox\src\lua_mod\hooks.rs:53:69: in function 'PLUGIN.PostInstall'

crates\vfox\src\plugin.rs:188:2: in main chunk

[beeequeue]

i'm also seeing this issue.

[carlbleick]

we are also seeing this issue inside debian:13.5-slim image on a linux gitlab runner.

mise yarn@4.3.1      [1/3] install
mise ERROR Failed to install vfox:mise-plugins/vfox-yarn@4.3.1: runtime error: crates/vfox/src/lua_mod/hooks.rs:53:69: Failed to download Yarn v2+
stack traceback:
	[C]: in function 'error'
	crates/vfox/src/lua_mod/hooks.rs:53:69: in function 'PLUGIN.PostInstall'
	crates/vfox/src/plugin.rs:188:2: in main chunk
mise ERROR Version: 2026.6.14 linux-x64 (2026-06-25)
mise ERROR Run with --verbose or MISE_VERBOSE=1 for more information

[carlbleick]

Our issue was unrelated to this reported quoting bug. Our debian:13.5-slim image was missing curl.

[finalchild]

#11166 fixes this!

[AlexanderMaslov]

#11166 fixes this!

Amazing!!!
Thank you!!!!!)