PT-2026-29886 · Kiro Ide · Kiro Ide

CVE-2026-5429

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Published

2026-04-02

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Updated

2026-06-09

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Kiro IDE versions prior to 0.8.140
Description An issue exists in the Kiro Agent webview within Kiro IDE, prior to version 0.8.140, where unsanitized input during web page generation can allow a remote, unauthenticated attacker to execute arbitrary code. This requires a local user to trust the workspace when prompted. The attack vector involves a crafted color theme name.
Recommendations Upgrade to version 0.8.140.

Fix

RCE

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-5429

Affected Products

Kiro Ide