VULNERABILITY INTELLIGENCE

CVE-2026-22815

CVSS score7.5 HIGH
EPSS probability0.46%
CISA KEVNot currently listed
Published2026-04-01
Last modified2026-10-25
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4.

Weakness classification

  • security-advisories@github.com: CWE-400

Primary references