CVE-2026-10591: Kiro IDE Insufficient File Write Restrictions to Execution-Sensitive Paths
Insufficient access control restrictions in the file write tool in Amazon Kiro IDE before version 0.11 might allow remote unauthenticated actors to execute arbitrary commands via crafted instructions that cause writes to execution-sensitive paths (such as .vscode/tasks.json), enabling auto-execution on folder open.
To remediate this issue, users should upgrade to Kiro IDE version 0.11 or later.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Amazon Kiro IDEto a version that resolves this vulnerability.Fixed in 0.11
Event History
Frequently Asked Questions
What is the severity of CVE-2026-10591?
The severity of CVE-2026-10591 is rated as high with a score of 8.8 on the CVSS scale.
How do I fix CVE-2026-10591?
To fix CVE-2026-10591, update Amazon Kiro IDE to version 0.11 or later that addresses the insufficient file write restrictions.
What types of attacks are possible due to CVE-2026-10591?
CVE-2026-10591 allows remote unauthenticated actors to execute arbitrary commands by exploiting insufficient access controls in the file write tool.
Which versions of Amazon Kiro IDE are affected by CVE-2026-10591?
Amazon Kiro IDE versions prior to 0.11 are affected by CVE-2026-10591.
What kind of paths does CVE-2026-10591 impact?
CVE-2026-10591 impacts execution-sensitive paths such as .vscode/tasks.json, allowing potentially harmful writes.