BUN-1.4.2 release notes and known issues

Bun v1.4.2

Scope: Bun. This update record adds version, fix and known-issue context. Its publication date is not a lifecycle boundary.

Summary

To install Bun v1.4.2 curl -fsSL https://bun.sh/install | bash # or you can use npm # npm install -g bun Windows: powershell -c " irm bun.sh/install.ps1|iex " To upgrade to Bun v1.4.2: bun upgrade Read Bun v1.4.2's release notes on Bun's blog Thanks to 3 contributors! @dylan-conway @jarred-sumner @robobun

Improvements and security content

To install Bun v1.4.2 curl -fsSL https://bun.sh/install | bash # or you can use npm # npm install -g bun Windows: powershell -c " irm bun.sh/install.ps1|iex " To upgrade to Bun v1.4.2: bun upgrade Read Bun v1.4.2's release notes on Bun's blog Thanks to 3 contributors! @dylan-conway @jarred-sumner @robobun

Known issues

Publisher statement

Not stated. The verified publisher record does not contain a known-issues statement.

Affected products and versions

Products

Affected versions

1.4.2

Fixed versions or updates

No fixed version is stated in this record.

Recommended action

Review the official publisher document before deployment.

Official publisher evidence

OVENVERIFIED

Bun v1.4.2

Checked 29 Sep 2026. BlackTree preserves the last verified facts if a later source check is temporarily unavailable.

Open the official publisher source