CVE-2026-34327

Published: May 7, 2026Modified: May 8, 2026

8.2

Vector

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

Exploitability: 3.9 / Impact: 4.2

Source: secure@microsoft.com

Description

Externally controlled reference to a resource in another sphere in Microsoft Partner Center allows an unauthorized attacker to perform spoofing over a network.

Affected (1)

Products: Microsoft: Partner Center

Microsoft

1 product

Partner Center

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Microsoft Partner Center	All versions

Related CWEs

CWE-610

Externally Controlled Reference to a Resource in Another Sphere

The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34327

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.