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Finding · claude-code

WebFetch Permission Rules Enforcement

What Changed

Fixed WebFetch permission rules not applying to built-in preapproved domains

Operator Implication

Custom permission rules now correctly override preapproved domain whitelist for WebFetch, improving policy enforcement consistency

Receipt

Finding metadata

Confidence
high
Actionability
observe
Accessibility impact
none

Run: 2026-06-03-weekly-digest-2026-05-28_2026-06-03-frontier-v0

Finding ID: 2026-06-03-claude-code-webfetch-permission-rules

Accepted signals

Profile citations

  • Claude Code · claim · permission-rule-enforcement-cluster

Source links

Primary links, including exact changelog lines when available.

  1. Claude Code
    release_noteBug Fixes: Fixed WebFetch permission rules not applying to built-in preapproved domainscode.claude.com/docs/en/changelog