CVE-2025-27421 Goroutine Leak in Abacus SSE Implementation

Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events SSE implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources...

CVE-2025-27421

CVE-2025-27421 describes a goroutine leak in Abacus SSE: when clients disconnect from /stream, the server fails to clean up resources and terminate goroutines, causing resource exhaustion and eventual inability to accept new SSE connections with high memory usage. The fixed version is Abacus v1.4...

Abacus 安全漏洞

Abacus is a highly extensible and stateless counting API by Jason Cameron Personal Developer. A security vulnerability exists in Abacus versions prior to 1.4.0 that stems from a goroutine leak in the Server-Sent Events implementation...

CVE-2025-27421: Uncontrolled Resource Consumption

Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events SSE implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources...

This Week in Spring - November 26th, 2024

This Week in Spring - November 26th, 2024 Hi, Spring fans! Welcome to another installment of This Week in Spring! Happy Spring Boot 3.4 release month to those who celebrate! And, also, Happy Thanksgiving to those who celebrate! Spring Boot 3.4 brings with it long-anticipated updates to the entire...

Atmosphere 1.x / 2.x Cross Site Scripting Vulnerability

Async-IO.org Atmosphere suffers from a cross site scripting vulnerability. Versions affected include 2.4.0 through 2.4.28, 2.3.0 through 2.3.9, 2.2.0 through 2.2.12, 2.1.0 through 2.1.13, 2.0.0 through 2.0.11, and 1.0.0 through 1.0.20. COMPASS SECURITY ADVISORY...