CVE-2026-34515

7.5 HIGH

Published: April 01, 2026 Modified: April 15, 2026

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/aio-libs/aiohttp/commit/0ae2aa076c84573df83fc1fdc39eec0f5862fe3d

Source: security-advisories@github.com

Patch

https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4

Source: security-advisories@github.com

Release Notes

https://github.com/aio-libs/aiohttp/security/advisories/GHSA-p998-jp59-783m

Source: security-advisories@github.com

Patch Vendor Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.1%

19th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-36 CWE-918

Affected Vendors

aiohttp

Related CVEs