https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T12:13:35.750929+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-54274 CVE-2026-54274 — AIOHTTP: Incomplete websocket frame payloads bypass memory limits 2026-09-29T12:13:35.823302+00:00

Affected: aio-libs aiohttp

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.

 https://vulnerability.circl.lu/vuln/ghsa-xcgm-r5h9-7989 GHSA-xcgm-r5h9-7989 — aiohttp: Incomplete websocket frame payloads bypass memory limits 2026-09-29T12:13:35.823399+00:00

Affected: PyPI: aiohttp

### 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.

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Patch: https://github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199acb950de0c82d476799e7d

 https://vulnerability.circl.lu/vuln/pysec-2026-2108 PYSEC-2026-2108 2026-09-29T12:13:35.823457+00:00

Affected: PyPI: aiohttp

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.