MEDIUM🇵🇱 Wersja polska

CVE-2026-54274

CVSS 6.6v4.0pub. 2026-06-22upd. 2026-06-26

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, if an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. This vulnerability is fixed in 3.14.1.

CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Aiohttp
APP
Aiohttp
< 3.14.1

🔵

CHECK WITH VENDOR

No clear patch data available. Check vendor references.

CWE

CWE-770

References

github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199ac…

github.com/aio-libs/aiohttp/security/advisories/GHSA-xc…

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CVE-2026-54274

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