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AWS Security BulletinsCVE-2026-124848

CVE-2026-124848 - Incorrect default permissions on session transcripts and prompt history in Kiro CLI

Severity not listed 1 CVE Published Nov 10, 2026 at 8:05 PM UTC

Summary

Bulletin ID: 2026-178-AWS

Publication Date: 11/10/2026 12:00 PM PST

Description:

Incorrect default file permissions in Kiro CLI before version 2.27.0 on macOS and Linux might allow other local users on the same host to read a user's session transcripts and prompt history, including any credentials or source code they contain. The CLI created its local session storage files with permissions that made them readable by all local users.

Impacted versions: Kiro CLI >= 1.16.0 AND < 2.27.0

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Products covered

A separate affected-products list was not included in the collected bulletin.

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Updates

  1. Published by AWS

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.