CVE-2026-47893: VMware Spring Framework

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier

Affected products

• VMware Spring Framework: before 5.2.26 (fixed in 5.2.26); from 5.3.0, before 5.3.50 (fixed in 5.3.50); from 6.0.0, before 6.0.31 (fixed in 6.0.31); from 6.1.0, before 6.1.29 (fixed in 6.1.29); from 6.2.0, before 6.2.20 (fixed in 6.2.20); from 7.0.0, before 7.0.8.1 (fixed in 7.0.8.1)

Published 2026-08-27. Last modified 2026-09-01.