Flask security vulnerability

Flask is a Python micro-framework developed by Pallets, used for building web applications. Versions of Flask prior to 3.1.2 have a security vulnerability caused by an improper setting of the Vary header when accessing session objects. This vulnerability may lead to the use of cache containing...

PT-2026-54013

Name of the Vulnerable Software and Affected Versions Hono versions prior to 4.10.3 Description A flaw exists in the CORS middleware when the origin is not set to "". The middleware copies the Vary header from the incoming request directly into the response. Since the Vary header is a response...