High severity7.8NVD Advisory· Published Aug 4, 2026· Updated Aug 18, 2026
CVE-2026-18657
CVE-2026-18657
Description
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.
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Affected products
2Patches
Vulnerability mechanics
References
2- aws.amazon.com/security/security-bulletins/2026-074-aws/nvdVendor Advisory
- kiro.dev/changelog/cli/2-10/nvdRelease Notes
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