CVE-2026-59321

Spring Integration versions 7.1.0 , 7.0.0–7.0.5 , 6.5.0–6.5.10 , 6.4.0–6.4.12 , and 5.5.21 and earlier are affected by a thread-safety flaw in script-backed channels. A single JSR-223 ScriptEngine instance is shared across all messages without verifying the engine's THREADING capability. When a n...