This page collects WhisperX intelligence signals tagged #Express.js. It is designed for humans, search engines, and AI agents: each item links to a canonical source-backed record with sector, source, timestamp, credibility, and exportable structured data.
A high-severity vulnerability, CVE-2026-4867, has been detected in the widely used `path-to-regexp` npm library, version 0.1.7. This flaw, which generates a bad regular expression under specific conditions, poses a direct risk to the security and stability of any application that depends on it, particularly those built...
A high-severity denial-of-service (DoS) vulnerability has been disclosed in the widely used `body-parser` middleware for Node.js. Tracked as CVE-2024-45590, the flaw allows a malicious actor to crash servers by sending a flood of specially crafted requests when URL encoding is enabled. This vulnerability is present in ...
A high-severity denial-of-service vulnerability, tracked as CVE-2017-16119, has been detected in the `fresh` npm module, a core dependency of the widely-used Express.js web framework. The flaw allows an attacker to trigger a regular expression denial-of-service (ReDoS) by sending specially crafted input, causing the No...
A high-severity denial-of-service (DoS) vulnerability has been confirmed in a foundational piece of the Node.js ecosystem. The flaw, tracked as CVE-2024-45590, exists in versions of the `body-parser` middleware prior to 1.20.3. This library is a critical, widely-used component for parsing incoming request data in Expre...
A high-severity Regular Expression Denial of Service (ReDoS) vulnerability, tracked as CVE-2026-4867, has been identified in the legacy `path-to-regexp` npm package version 0.1.7. This utility, a core component for parsing URL paths in the Express.js web framework, contains a flawed regex generator that can be exploite...
A high-severity vulnerability has been identified in path-to-regexp version 0.1.7, a widely-used Node.js library that converts Express-style path strings into regular expressions. The flaw, tracked as CVE-2024-52798, stems from a regular expression output that becomes vulnerable to catastrophic backtracking under speci...