{"id":"spring-security-098080f4161f","seq":445905,"kind":"advisory","title":"cve-2026-59283 - MEDIUM - Spring Framework Safety Guard Bypass via SpEL Expression Compilation","url":"https://spring.io/security/cve-2026-59283","permalink":"https://vulnpulse.app/items/spring-security-098080f4161f","summary":"Applications that evaluate Spring Expression Language (SpEL) expressions using SimpleEvaluationContext may be vulnerable to a safety guard bypass when the SpEL expression compiler is active. Specifically, an application is vulnerable when all of the following conditions are met: The application evaluates SpEL expressions using SimpleEvaluationContext . The SpEL expression compiler is active, either because the spring.expression.compiler.mode system property or Spring property has been set to IMMEDIATE or MIXED , or because a SpelParserConfiguration with SpelCompilerMode set to IMMEDIATE or MI…","severity":null,"techs":["spring","java"],"cves":["CVE-2026-59283"],"tags":["security"],"source":{"id":"spring-security","name":"Spring Security Advisories"},"published_at":"2026-08-20T00:00:00.000Z","fetched_at":"2026-10-23T08:56:52.226Z"}