Is CVE-2025-69223 actively exploited?

CVE-2025-69223 has no public evidence of in-the-wild exploitation as of 2026-01-14.

What is the CVSS score for CVE-2025-69223?

CVE-2025-69223 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2025-69223?

Patch guidance is available from aiohttp security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-69223.

Fix CVE-2025-69223 - HIGH aiohttp aiohttp

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below allow a zip bomb to be used to execute a DoS against the AIOHTTP server. An attacker may be able to send a compressed request that when decompressed by AIOHTTP could exhaust the host's memory. This issue is fixed in version 3.13.3.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-409 CWE-770

Metadata

Primary Vendor: AIOHTTP
Published: 1/5/2026
Last Modified: 1/14/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

aiohttp : aiohttp

Remediation Guidance

Executive Summary

Cite this page

CVE-2025-69223. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2025-69223

View on NIST NVD

CVE-2025-69223 vulnerability