{"id":86980,"date":"2026-04-24T07:04:46","date_gmt":"2026-04-24T07:04:46","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-41249-annotation-detection-vulnerability-in-spring-framework","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-41249-annotation-detection-vulnerability-in-spring-framework\/","title":{"rendered":"CVE-2025-41249: Annotation Detection Vulnerability in Spring Framework<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

This report provides a detailed analysis of the CVE-2025-41249 vulnerability, a potentially severe security flaw found in the Spring Framework’s annotation detection mechanism. This vulnerability might open the doors for unauthorized access, leading to potential system compromise or data leakage. It primarily affects applications that use Spring Security’s @EnableMethodSecurity feature.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-41249
\nSeverity: High (CVSS: 7.5)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Potential system compromise or data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Spring Framework | All versions prior to patch<\/p>\n

How the Exploit Works<\/strong><\/p>\n

An attacker exploiting this vulnerability can manipulate the annotation detection mechanism in the Spring Framework. Specifically, the flaw lies in the incorrect resolution of annotations on methods within type hierarchies with a parameterized super type with unbounded generics. If such annotations are used for authorization decisions, it can lead to unauthorized access.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

Here is a conceptual example of how the vulnerability might be exploited:<\/p>\n

public class Exploit {\npublic void exploitMethod() {\nApplicationContext context = new AnnotationConfigApplicationContext(VulnerableClass.class);\nVulnerableClass vulnerableClass = context.getBean(VulnerableClass.class);\nvulnerableClass.vulnerableMethod();\n}\n}<\/code><\/pre>\n
In this conceptual example, the attacker leverages the incorrect annotation resolution to call a method that should have been protected by the @EnableMethodSecurity feature, leading to unauthorized actions.<\/p>\n
Recommendations for Mitigation<\/strong><\/p>\n
It is crucial for system administrators and developers to immediately apply the vendor-provided patch to address this vulnerability. In the absence of the patch, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as a temporary mitigation. However, these measures only manage the risk and do not eliminate the underlying vulnerability; hence the patch’s immediate application is highly recommended.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview This report provides a detailed analysis of the CVE-2025-41249 vulnerability, a potentially severe security flaw found in the Spring Framework’s annotation detection mechanism. This vulnerability might open the doors for unauthorized access, leading to potential system compromise or data leakage. It primarily affects applications that use Spring Security’s @EnableMethodSecurity feature. Vulnerability Summary CVE ID: […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-86980","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t