CVE-2026-40990

CVE-2026-40990 is an OOM vulnerability in Spring Cloud Function when building an unbounded number of functions in the Function Registry. Affected are Spring Cloud Function 3.2.x (pre-3.2.16), 4.1.x (pre-4.1.10), 4.2.x (pre-4.2.6), 4.3.x (pre-4.3.3), and 5.0.x (pre-5.0.2); older unsupported versio...

CVE-2026-40989

CVE-2026-40989 affects Spring Cloud Function lineages (3.2.x, 4.1.x, 4.2.x, 4.3.x, 5.0.x) with older/unsupported versions also impacted. The issue is an infinite recursion in the routing layer that can cause an Out-Of-Memory (OOM) condition during request handling. The root cause is not fully dis...