CVE-2026-10591 - Kiro IDE Insufficient File Write Restrictions to Execution-Sensitive Paths

Summary

CVE-2026-10591 affects the file write tool in Kiro IDE versions prior to 0.11. Insufficient access control restrictions let a remote unauthenticated actor use crafted instructions to write to execution-sensitive paths such as .vscode/tasks.json, which enables arbitrary command execution on folder open.

Mitigation

Fixed in 0.11 (upgrade to version 0.11 or later).

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