PT-2026-95171 · Microsoft · Dataverse

CVE-2026-77903

Published

2026-09-17

Updated

2026-09-25

CVSS v3.1

9.0

Critical

Vector

AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Dataverse (affected versions not specified)

Description An authentication bypass via spoofing allows an unauthorized attacker to elevate privileges over a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Authentication Bypass by Spoofing

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CVE-2026-77903

Dataverse