Red Hat JBoss EAP: CVE-2025-5889: Inefficient Regular Expression Complexity

A vulnerability was found in juliangruber brace-expansion up to 1.1.11/2.0.1/3.0.0/4.0.0. It has been rated as problematic. Affected by this issue is the function expand of the file index.js. The manipulation leads to inefficient regular expression complexity. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 1.1.12, 2.0.2, 3.0.1 and 4.0.1 is able to address this issue. The name of the patch is a5b98a4f30d7813266b221435e1eaaf25a1b0ac5. It is recommended to upgrade the affected component.. A denial-of-service (DoS) vulnerability has been identified in the brace-expansion JavaScript package. This issue occurs due to inefficient regular expression complexity, which can be exploited by an attacker providing specially crafted input. Such input could lead to excessive processing time and resource consumption, rendering applications that utilize this package unresponsive and causing a denial-of-service condition.