CVE-2025-69230

MEDIUM
2026-01-06 [email protected] GHSA-fh55-r93g-j68g
5.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch Released
Jan 14, 2026 - 19:17 nvd
Patch available
CVE Published
Jan 06, 2026 - 00:15 nvd
MEDIUM 5.3

Tags

Python Aiohttp Redhat Suse

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, reading multiple invalid cookies can lead to a logging storm. 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. This issue is fixed in 3.13.3.

Analysis

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, reading multiple invalid cookies can lead to a logging storm. [CVSS 5.3 MEDIUM]

Technical Context

Affects Aiohttp. AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, reading multiple invalid cookies can lead to a logging storm. 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. This issue is fixed in 3.13.3.

Affected Products

Vendor: Aiohttp. Product: Aiohttp.

Remediation

A vendor patch is available — apply it immediately. Fixed in version 3.13.3.. Restrict network access to the affected service where possible.

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +26
POC: 0

Vendor Status

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CVE-2025-69230 vulnerability details – vuln.today
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