Spring Security Advisories

Applications serving static resources through the functional web frameworks WebMvc.fn or WebFlux.fn are vulnerable to path traversal attacks. An attacker can craft malicious HTTP requests and obtain any file on the file system that is also accessible…

Applications that use spring-boot-loader or spring-boot-loader-classic and contain custom code that performs signature verification of nested jar files may be vulnerable to signature forgery where content that appears to have been signed by one…

Applications using @AuthorizeReturnObject or the Spring Security produced AuthorizationAdvisorProxyFactory @Bean to wrap objects may not have all security advice applied.

When method security advice is not applied, it means that annotations like @PreFilter and @PreAuthorize may take no affect…

Applications that parse ETags from "If-Match" or "If-None-Match" request headers are vulnerable to DoS attack.

In Spring Framework versions 5.3.0 - 5.3.38 and older unsupported versions, it is possible for a user to provide a specially crafted Spring Expression Language (SpEL) expression that may cause a denial of service (DoS) condition.

Specifically, an…

Spring Cloud Data Flow is a microservices-based Streaming and Batch data processing platform deployed in Cloud Foundry and Kubernetes. The Skipper server has the ability to receive upload package requests. There is a small possibility, due to…

Description In Spring Cloud Function framework, versions 4.1.x prior to 4.1.2, 4.0.x prior to 4.0.8 an application is vulnerable to a DOS attack when attempting to compose functions with non-existing functions.

Specifically, an application is…

Spring Cloud Data Flow is a microservices-based Streaming and Batch data processing in Cloud Foundry and Kubernetes. The Skipper server has the ability to receive upload package requests. However, due to improper sanitization for upload path, a…

Applications that use UriComponentsBuilder to parse an externally provided URL (e.g. through a query parameter) AND perform validation checks on the host of the parsed URL may be vulnerable to a open redirect attack or to a SSRF attack if the URL is…

Spring Authorization Server versions 1.0.0 - 1.0.5, 1.1.0 - 1.1.5, 1.2.0 - 1.2.2 and older unsupported versions are susceptible to a PKCE Downgrade Attack for Confidential Clients.

Specifically, an application is vulnerable when a Confidential Client…