CVSS 3.1 Score 5.3 of 10 (medium)


Published Nov 14, 2023
Updated: Feb 5, 2024
CWE ID 444


CVE-2023-47627 is a vulnerability found in the aiohttp library, which is an asynchronous HTTP client/server framework for asyncio and Python. The vulnerability arises from problems with header parsing in the HTTP parser of AIOHTTP, potentially leading to request smuggling. The issue has been addressed in the release version 3.8.6, with commit d5c12ba89. Users are advised to upgrade to this version to remediate the vulnerability. There are no known workarounds for these issues. This vulnerability has a risk score of 30 and is rated as medium severity. It does not require any privileges and does not involve any user interaction. The attack vector is through the network, and the potential impacts include low integrity and no confidentiality or availability impact. The CWE ID associated with this vulnerability is CWE-444, which refers to inconsistent interpretation of HTTP requests (HTTP Request Smuggling).

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