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.

Project Subscriptions

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-p998-jp59-783m AIOHTTP affected by UNC SSRF/NTLMv2 Credential Theft/Local File Read in static resource handler on Windows
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 02 Apr 2026 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-497
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

threat_severity

Moderate


Wed, 01 Apr 2026 23:45:00 +0000

Type Values Removed Values Added
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.
Title AIOHTTP: UNC SSRF/NTLMv2 Credential Theft/Local File Read in static resource handler on Windows
Weaknesses CWE-36
CWE-918
References
Metrics cvssV4_0

{'score': 6.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-02T15:38:45.215Z

Reserved: 2026-03-30T16:03:31.047Z

Link: CVE-2026-34515

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-01T21:16:59.570

Modified: 2026-04-01T21:16:59.570

Link: CVE-2026-34515

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-04-01T20:10:48Z

Links: CVE-2026-34515 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses