A vulnerability was found in aio-libs aiohttp up to 3.12.13. It has been rated as critical. This issue affects some unknown processing of the component Python Parser. The manipulation leads to http request smuggling.
The identification of this vulnerability is CVE-2025-53643. The attack may be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.
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CVE-2025-53643 | aio-libs aiohttp up to 3.12.13 Python Parser request smuggling (EUVD-2025-21384)
A vulnerability was found in aio-libs aiohttp up to 3.12.13. It has been rated as critical. This issue affects some unknown processing of the component Python Parser. The manipulation leads to http request smuggling. The identification of…
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