CVE-2026-5429EPSS p12.8%
CVE-2026-5429CVE-2026-5429
Description
Unsanitized input during web page generation in the Kiro Agent webview in Kiro IDE before version 0.8.140 allows a remote unauthenticated threat actor to execute arbitrary code via a potentially damaging crafted color theme name when a local user opens the workspace. This issue requires the user to trust the workspace when prompted.
To remediate this issue, users should upgrade to version 0.8.140.
Scoring
| CVSS | 7.8 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 0.23% probability of exploitation · percentile 12.8% · 2026-10-05T12:00:23Z |
| Last modified | 2026-07-24 |