CVE-2026-64815: JetBrains Intellij Idea

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

In JetBrains IntelliJ IDEA before 2026.2 arbitrary code injection was possible via UI Designer form files

Affected products

• JetBrains Intellij Idea: before 2026.2 (fixed in 2026.2)

Published 2026-07-23. Last modified 2026-07-28.