Description
Under infinite recursion in the routing layer, request-handling can cause OOM error. Affected Spring Products and Versions: Spring Cloud Function 3.2.x: versions prior to 3.2.16 Spring Cloud Function 4.1.x: versions prior to 4.1.10 Spring Cloud Function 4.2.x: versions prior to 4.2.6 Spring Cloud Function 4.3.x: versions prior to 4.3.3 Spring Cloud Function 5.0.x: versions prior to 5.0.2 Older, unsupported versions are also affected.
Problem types
CWE-674 Uncontrolled Recursion
Product status
3.2.0 (custom) before 3.2.16
4.1.0 (custom) before 4.1.10
4.2.0 (custom) before 4.2.6
4.3.0 (custom) before 4.3.3
5.0.0 (custom) before 5.0.2
References
spring.io/security/cve-2026-40989