What’s Vulnerable › Vulnerabilities
CVE-2026-40985: Data Binding Vulnerability in Spring Web Flow with Unified EL Parser
- Severity: medium (CVSS 6.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-11 · updated 2026-09-04
- Weakness: CWE-917
Description
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.
Affected products
- Spring Web Flow: before 2.5.2; from 3.0.0 before 3.0.1.1; 4.0.0 — fixed in 2.5.2, 3.0.1.1
How to fix
Upgrade to a fixed version: Spring Web Flow 2.5.2, 3.0.1.1. Check the vendor advisory for mitigations.
References
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