Authentication bypass by spoofing in Microsoft Dataverse allows an unauthorized attacker to elevate privileges over a network.

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 18 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 17 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
Description Authentication bypass by spoofing in Microsoft Dataverse allows an unauthorized attacker to elevate privileges over a network.
Title Microsoft Dataverse Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft dataverse
Weaknesses CWE-290
CPEs cpe:2.3:a:microsoft:dataverse:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft dataverse
References
Metrics cvssV3_1

{'score': 9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-09-21T15:58:57.823Z

Reserved: 2026-08-21T17:26:55.613Z

Link: CVE-2026-77903

cve-icon Vulnrichment

Updated: 2026-09-18T14:30:21.931Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-17T23:18:44.993

Modified: 2026-09-19T04:17:56.510

Link: CVE-2026-77903

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-18T23:15:17Z

Weaknesses