CVE-2026-34515

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, on Windows the static resource handler may expose information about a NTLMv2 remote path. This issue has been patched in version 3.13.4.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/aio-libs/aiohttp/commit/0ae2aa076c84573df83fc1fdc39eec0f5862fe3d	Patch
https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4	Release Notes
https://github.com/aio-libs/aiohttp/security/advisories/GHSA-p998-jp59-783m	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:aiohttp:aiohttp:*:*:*:*:*:*:*:*

History

26 Oct 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) AIOHTTP es un framework asíncrono de cliente/servidor HTTP para asyncio y Python. Antes de la versión 3.13.4, en Windows, el gestor de recursos estáticos podría exponer información sobre una ruta remota NTLMv2. Este problema ha sido parcheado en la versión 3.13.4.

Information

Published : 2026-04-01 21:16

Updated : 2026-10-26 00:10

NVD link : CVE-2026-34515

Mitre link : CVE-2026-34515

CVE.ORG link : CVE-2026-34515

JSON object : View

Products Affected

aiohttp

aiohttp

CWE

CWE-36

Absolute Path Traversal

CWE-918

Server-Side Request Forgery (SSRF)

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