Claude Code 2.1.51 release notes

Version

2.1.51

Released

24 February 2026

Status

Stable release

What's new in Claude Code 2.1.51

The official notes for Claude Code 2.1.51 list 12 changes: 3 new features, 2 fixes, 1 performance improvement, 2 security changes and 4 other changes.

• 3 new features
• 2 fixes
• 1 performance improvement
• 2 security changes
• 4 other changes

Highlights

• security change Fixed a security issue where statusLine and fileSuggestion hook commands could execute without workspace trust acceptance in interactive mode.
• security change Fixed a security issue where HTTP hooks could interpolate arbitrary environment variables from header values. Env var interpolation now requires…
• new feature Added claude remote-control subcommand for external builds, enabling local environment serving for all users.
• new feature Added support for custom npm registries and specific version pinning when installing plugins from npm sources
• new feature Added CLAUDE_CODE_ACCOUNT_UUID, CLAUDE_CODE_USER_EMAIL, and CLAUDE_CODE_ORGANIZATION_UUID environment variables for SDK callers to provide account info synchronously, eliminating a race condition where…

Our short summary: changes are counted and classified automatically from the official notes, and highlights are shortened. The complete, authoritative list is in the official release notes on GitHub.

Full release notes on GitHub (Claude Code 2.1.51)

All Claude Code release notes · All releases

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