Amazon Kiro IDE <0.11 File Write CA Remote Exec
CVE-2026-10591 Published on June 2, 2026
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.
Vulnerability Analysis
CVE-2026-10591 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Incorrect Permission Assignment for Critical Resource
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. When a resource is given a permissions setting that provides access to a wider range of actors than required, it could lead to the exposure of sensitive information, or the modification of that resource by unintended parties. This is especially dangerous when the resource is related to program configuration, execution or sensitive user data.
Products Associated with CVE-2026-10591
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Affected Versions
AWS Kiro IDE:- Before 11 is affected.