← volver
CVE-2026-34517

AIOHTTP: Late size enforcement for non-file multipart fields causes memory DoS

CVSS 2.7 LOWEPSS 0.4%CWE-770
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, for some multipart form fields, aiohttp read the entire field into memory before checking client_max_size. This issue has been patched in version 3.13.4.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U
Productos afectados
aio-libs · aiohttp

¿Quieres saber si tu infraestructura está expuesta a esto?

Hablar con TrueHacking →
Referencias
https://github.com/aio-libs/aiohttp/commit/cbb774f38330563422ca0c413a71021d7b944145https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4https://github.com/aio-libs/aiohttp/security/advisories/GHSA-3wq7-rqq7-wx6j