Vulnerability in Aio-libs Aiohttp

CVE-2026-50269

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. In…

Vulnerability class: CRLF Injection

Affected products

Weakness classification (CWE)

References