GitHub Advisoryadvisory · PyPI

GHSA-fh55-r93g-j68g AIOHTTP Vulnerable to Cookie Parser Warning Storm

LOW Published 2026-01-05 Modified 2026-01-06 Official page ↗
Aliases
CVE-2025-69230
Ecosystem
PyPI
Packages
aiohttp
Severity
Low
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U
Weaknesses
CWE-779
Reviewed
2026-01-05

Affected packages

• PyPI aiohttp: < 3.13.3 → fixed in 3.13.3

Description

Summary Reading multiple invalid cookies can lead to a logging storm. Impact If the ``cookies`` attribute is accessed in an application, then an attacker may be able to trigger a storm of warning-level logs using a specially crafted Cookie header. ---- Patch: https://github.com/aio-libs/aiohttp/commit/64629a0834f94e46d9881f4e99c41a137e1f3326

Related

Alias · CVE (1)

  • CVE-2025-69230 AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. vulnerability

Weakness · CWE (1)

  • CWE-779 Logging of Excessive Data weakness

References