Is CVE-2026-47858 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-47858?

CVE-2026-47858 has a CVSS v3 severity of HIGH (8).

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CVE-2026-47858

Description

Starting Spring Boot applications in the Spring Tools with the live information mode enabled makes the running application vulnerable against JMX-based remote code execution. Affected Spring Products and Versions: Spring Tools for Eclipse: 5.2.0 and earlier Spring Tools for VSCode / Cursor / Theia: 2.2.0 and earlier