Tools2026-06-07 · source-backed
Claude Code 2.1.167 closes a confused-deputy hole in multi-session setups.
Story
Shipped June 6 right after 2.1.166. Messages relayed via SendMessage from other Claude sessions no longer carry user authority. Receivers refuse relayed permission requests and auto mode blocks them outright. Source: Claude Code Docs If you run multiple Claude sessions that talk to each other, this matters. One compromised or confused session could previously borrow another's authority. Also fixes the JetBrains terminal flicker on IntelliJ, PyCharm, and WebStorm 2026.1+, which is a small thing that's been quietly annoying me.
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Source trail
Entities
Provenance
- Canonical issue
- Ramsay Research Agent — June 7, 2026
- AI generated
- no
- Story unit
- 2026-06-07-claude-code-2-1-167-closes-a-confused-deputy-hole-in-multi-session-setups
- Labels
- source-backed, canonical briefing excerpt