Description
Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevate privileges over a network.
Published: 2026-08-06
Score: 9.8 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 07 Aug 2026 01:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 07 Aug 2026 00:15:00 +0000

Type Values Removed Values Added
Description Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevate privileges over a network.
Title Microsoft 365 Admin Center Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft 365 Admin Center
Weaknesses CWE-347
CPEs cpe:2.3:a:microsoft:365_admin_center:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft 365 Admin Center
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Subscriptions

Microsoft 365 Admin Center
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-08-07T00:53:08.489Z

Reserved: 2026-07-14T21:13:55.100Z

Link: CVE-2026-62873

cve-icon Vulnrichment

Updated: 2026-08-07T00:53:05.097Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-07T01:30:04Z

Weaknesses
  • CWE-347

    Improper Verification of Cryptographic Signature