tornado: Tornado Quadratic DoS via Repeated Header Coalescing

A denial of service flaw has been discovered in the Tornado networking library. In Tornado, a single maliciously crafted HTTP request can block the server's event loop for an extended period, caused by the HTTPHeaders.add method. The function accumulates values using string concatenation when the...

Django 安全漏洞

Django is a Python-based open-source web framework developed by the Django Foundation. This framework includes an object-oriented mapper, view system, template system, etc. Versions of Django prior to 6.0.2, 5.2.11, and 4.2.28 have security vulnerabilities. These vulnerabilities stem from the...

CVE-2025-67725

Tornado is a Python web framework and asynchronous networking library. In versions 6.5.2 and below, a single maliciously crafted HTTP request can block the server's event loop for an extended period, caused by the HTTPHeaders.add method. The function accumulates values using string concatenation...