CVE-2026-40985 Data Binding Vulnerability in Spring Web Flow with Unified EL Parser

Applications that configure the WebFlowELExpressionParser are vulnerable to the use of malicious Unified EL expressions. Affected versions: Spring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1...

CVE-2026-40985

CVE-2026-40985 affects Spring Web Flow where configurations use the WebFlowELExpressionParser. The vulnerability arises from processing Unified EL expressions, allowing a crafted expression to influence behavior. Affected versions are Spring Web Flow 4.0.0; 3.0.0–3.0.1; and 2.5.0–2.5.1. The conne...