Claude Code 2.1.126 release notes

Version

2.1.126

Released

1 May 2026

Status

Stable release

What's new in Claude Code 2.1.126

The official notes for Claude Code 2.1.126 list 32 changes: 17 fixes, 2 security changes and 13 other changes.

• 17 fixes
• 2 security changes
• 13 other changes

Highlights

• security change Security: Fixed allowManagedDomainsOnly / allowManagedReadPathsOnly being ignored when a higher-priority managed-settings source lacked a sandbox block
• security change Fixed a rare race where a concurrent credential write could clear a valid OAuth refresh token
• fix Fixed pasting an image larger than 2000px breaking the session — images are now downscaled on paste, and oversized images…
• fix Fixed showing the login screen for "OAuth not allowed for organization" errors — now shows guidance to contact your admin
• fix Fixed OAuth login failing with timeout on slow or proxied connections, in IPv6-only devcontainers, and when the browser callback can't…

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 2.1.126)

All Claude Code release notes · All releases

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