CVE-2026-54274
AIOHTTP: Incomplete websocket frame payloads bypass memory limits
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-770 |
| Vendor | aio-libs |
| Product | aiohttp |
| Published | Jun 22, 2026 |
| Last Updated | Jun 22, 2026 |
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Affected Versions
aio-libs / aiohttp
< 3.14.1