CVE-2026-34327
Received Received - Intake
Microsoft Partner Center External Resource Reference Spoofing

Publication date: 2026-05-07

Last updated on: 2026-05-08

Assigner: Microsoft Corporation

Description
Externally controlled reference to a resource in another sphere in Microsoft Partner Center allows an unauthorized attacker to perform spoofing over a network.
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Meta Information
Published
2026-05-07
Last Modified
2026-05-08
Generated
2026-06-19
AI Q&A
2026-05-08
EPSS Evaluated
2026-06-18
NVD
CVE-2026-34327
EUVD
EUVD-2026-28452
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft partner_center *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-610 The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.
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Executive Summary

This vulnerability involves an externally controlled reference to a resource in another sphere within Microsoft Partner Center. It allows an unauthorized attacker to perform spoofing over a network.

Impact Analysis

The vulnerability can impact you by enabling an attacker to spoof network communications, potentially leading to unauthorized access or deception. According to the CVSS score, it has a high impact on confidentiality, a low impact on integrity, and no impact on availability.

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