CVE-2026-10591 Kiro IDE Insufficient File Write Restrictions to Execution-Sensitive Paths

What is CVE-2026-10591?

CVE-2026-10591 is a high-severity vulnerability in AWS Kiro IDE, published on 2 Jun 2026.

Official description

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.

Weakness: CWE-732

Which versions are affected by CVE-2026-10591?

It affects 1 product.

Products include Amazon Kiro Ide.

How do I fix CVE-2026-10591?

No fix has been published for CVE-2026-10591 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-10591 being exploited?

There is no known exploitation of CVE-2026-10591 in the wild and no public exploit code.

Other vulnerabilities in AWS Kiro IDE

• CVE-2026-18656 Executable Resolution from Untrusted Project Directory in Kiro IDE on Windows High 8.5
• CVE-2026-0830 Command Injection in Kiro GitLab Merge Request Helper High 8.4
• CVE-2026-89332 Kiro IDE Sensitive Workspace Data Exfiltration via Agent-Written Workspace Configuration Medium 6.7

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-83m8-c7v3-rw3w.