CVE-2026-18657: Executable Resolution from Untrusted Project Directory in Kiro CLI on Windows

Published Aug 4, 2026
·
Updated

An uncontrolled search path element in Kiro CLI before version 2.10.0 on Windows might allow a remote unauthenticated actor to execute arbitrary code via a maliciously crafted project directory containing an executable that bypasses workspace trust protections when a local user starts Kiro CLI in the directory.

To remediate this issue, users should upgrade to version 2.10.0 or higher.

Affected Software

1 affected component
Kiro Kiro CLI<2.10.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Kiro CLI to a version that resolves this vulnerability.

    Fixed in 2.10.0

Event History

Aug 4, 2026
CVE Published
via MITRE·07:38 PM
Data Sourced
via MITRE·07:38 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeakness
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