CVE-2026-18656: Executable Resolution from Untrusted Project Directory in Kiro IDE on Windows
An uncontrolled search path element in Kiro IDE before version 1.0.228 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 opens the directory.
To remediate this issue, users should upgrade to version 1.0.228 or higher.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Kiro IDEto a version that resolves this vulnerability.Fixed in 1.0.228
Event History
Frequently Asked Questions
What is the severity of CVE-2026-18656?
CVE-2026-18656 has a severity score of 8.5, classified as high.
How do I fix CVE-2026-18656?
To fix CVE-2026-18656, update Kiro IDE to version 1.0.228 or later.
What are the potential impacts of CVE-2026-18656?
CVE-2026-18656 could allow a remote unauthenticated actor to execute arbitrary code on the affected system.
Who is affected by CVE-2026-18656?
Users of Kiro IDE on Windows prior to version 1.0.228 are affected by CVE-2026-18656.
What type of vulnerability is CVE-2026-18656?
CVE-2026-18656 is an executable resolution vulnerability stemming from an uncontrolled search path in Kiro IDE.