UNKNOWN PyPI
aiohttp: Incomplete websocket frame payloads bypass memory limits
GHSA-xcgm-r5h9-7989 · CVE-2026-54274 · PYSEC-2026-2108
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Description
Summary
If an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use.
Impact
If a web application has WebSocket endpoints, it may be possible for an attacker to execute a DoS attack through excessive memory use.
Patch: https://github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199acb950de0c82d476799e7d
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