CVE-2026-47891

Critical

Description

A Spring WebFlux application that relies on the Aalto XML processor to parse XML input does not correctly enforce the maxInMemorySize limit. 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

SeverityCritical
CVSS9.8
Exploit probability—
ProductVmware Spring Framework
PublishedAug 27, 2026
First seenAug 27, 2026

How to fix

Update
  • vmware spring_framework5.2.26, 5.3.50, 6.0.31, 6.1.29, 6.2.20, 7.0.8.1 or later

Affected products

ProductAffected versionsFixed in
vmware spring_frameworkv < 5.2.26, 5.3.0 ≤ v < 5.3.50, 6.0.0 ≤ v < 6.0.31, 6.1.0 ≤ v < 6.1.29, 6.2.0 ≤ v < 6.2.20, 7.0.0 ≤ v < 7.0.8.15.2.26, 5.3.50, 6.0.31, 6.1.29, 6.2.20, 7.0.8.1

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