medium6.9
CVE-2026-111065
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python.
Impact
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, Max-Age processing can overflow and skip closing a connection. An attacker can consequently exhaust the connection pool temporarily until garbage collection resolves the connections. This issue is fixed in version 3.14.4.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | aiohttp | <= 3.14.3 | 3.14.4 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-6cjc-53gc-5rqm
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-6cjc-53gc-5rqm
- https://nvd.nist.gov/vuln/detail/CVE-2026-111065
- https://github.com/aio-libs/aiohttp/commit/9dd8eaf4e31f1237ef2c1574a8c82a739fca5805
- https://github.com/aio-libs/aiohttp/releases/tag/v3.14.4