CVE-2026-89332 Kiro IDE Sensitive Workspace Data Exfiltration via Agent-Written Workspace Configuration

Medium 6.7 Published Updated

Remote attackers can exfiltrate sensitive workspace data from developer workstations by crafting repository content that manipulates agent-written configuration files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-89332?

CVE-2026-89332 is a medium-severity vulnerability in AWS Kiro IDE, published on 11 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Inclusion of functionality from an untrusted control sphere in the Kiro Powers feature in Amazon Kiro IDE before version 0.8.135 might allow remote unauthenticated actors to obtain sensitive information from a developer workstation. Crafted repository content can cause the agent to modify the workspace settings file, which redirects the Kiro Powers registry request to an actor controlled endpoint and sends workspace data to that endpoint when the Powers panel is opened.

To remediate this issue, users should upgrade to Kiro IDE version 0.8.135 or later. Users who opened a project in an earlier version should also rotate any credentials that were present in that project.

Weakness: CWE-829, CWE-201

Which versions are affected by CVE-2026-89332?

It affects 1 product.

Products include Amazon Kiro Ide.

How do I fix CVE-2026-89332?

No fix has been published for CVE-2026-89332 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-89332 being exploited?

There is no known exploitation of CVE-2026-89332 in the wild and no public exploit code.

Sources

Also known as GHSA-gpq4-73r8-h3fj.

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