The flaw, tracked as CVE-2026-48710, arises from the framework’s handling of malformed Host headers.
Tag: malformed
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FastAPI-based AI tools exposed to authentication bypass by flaw in Starlette framework
A single malformed character in a web request can let an unauthenticated attacker slip past the access controls that guard applications built on Starlette, the open-source Python framework that powers FastAPI, researchers said. The flaw, tracked as CVE-2026-48710 could allow attackers to bypass host-validation protections using malformed Host headers, according to an advisory from cybersecurity…
AI, Global Security News
Analyzing “Zombie Zip” Files (CVE-2026-0866), (Wed, Mar 11th)
A new vulnerability (CVE-2026-0866) has been published: Zombie Zip. It’s a method to create a malformed ZIP file that will bypass detection by most anti-virus engines. The malformed ZIP file can not be opened with a ZIP utility, a custom loader is required. The trick is to change the compression method to STORED while the contend…