Critical severity9.8NVD Advisory· Published Aug 27, 2026· Updated Sep 2, 2026
CVE-2026-47891
CVE-2026-47891
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
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=5.2.25
- Range: 7.0.0 - 7.0.8, 6.2.0 - 6.2.19, 6.1.0 - 6.1.28, 6.0.0 - 6.0.30, 5.3.0 - 5.3.49, <=5.2.25.RELEASE
Patches
Vulnerability mechanics
References
1- spring.io/security/cve-2026-47891nvdVendor Advisory
News mentions
1- Spring Framework: 16 Vulnerabilities Including Critical Flaws Disclosed TogetherVypr Intelligence · Aug 27, 2026