CVE-2026-111064

The aiohttp asynchronous HTTP client/server framework for asyncio and Python is vulnerable to a resource exhaustion issue in versions prior to 3.14.4 . The root cause is the absence of keepalive timeout handling during the initial portion of a request, allowing an attacker to maintain idle connec...

CVE-2026-111064 aiohttp server lacks an initial request/header timeout

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, keepalive timeout handling is absent during the initial portion of a request. An attacker can keep an idle connection open indefinitely before sending any request data, consuming server connection...

CVE-2026-111064 aiohttp server lacks an initial request/header timeout

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, keepalive timeout handling is absent during the initial portion of a request. An attacker can keep an idle connection open indefinitely before sending any request data, consuming server connection...