The 9.1-CVSS vulnerability enables attackers to circumvent RCE protections in the de facto template engine for the Java Spring ecosystem. Maintainers of Thymeleaf, a widely used template engine for Java web applications, fixed a rare critical vulnerability that allows unauthenticated attackers to execute malicious code on servers. The vulnerability, tracked as CVE-2026-40478, is rated 9.1 on the C...