CVE-2026-47856
Spring Integration's JSON to object conversion uses the json__TypeId__ header to choose the deserialization target type, and resolves that header value to a class with ClassUtils.forName and no type/package allow-list. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12 Spring Integration 5.5.21 and earlier
Published:Aug 26, 2026
Last Modified:Sep 4, 2026
EPS:Aug 26, 2026
EPSS Score:0.00235
CVSS Score:6.3
Affected Products
Vendor
Product
Action
Vendor
Spring
Product
Spring Integration
Spring
Spring Integration
Vendor
Vmware
Product
Spring Integration
Vmware
Spring Integration
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
