CVE-2026-73537: Japan Science And Technology Agency Jst Miraikan Assist App Android Version

Medium severity, CVSS 5.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability exists in Miraikan Assist App. If this vulnerability is exploited, an arbitrary script may be executed in the browser component (WebView) running on the affected product, resulting in the displayed content being altered.

Affected products

• Japan Science And Technology Agency Jst Miraikan Assist App Android Version: before 1.1.7 (fixed in 1.1.7)
• Japan Science And Technology Agency Jst Miraikan Assist App IOS Version: before 1.0.7 (fixed in 1.0.7)

Published 2026-08-21. Last modified 2026-08-28.