CVE-2026-62873
Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevate privileges over a network.
Scoring
- Severity
- CRITICAL
- CVSS base score
- 9.8
- CVSS 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
- EPSS probability
- 0.53%
- CWE
- CWE-347
- Published
- 2026-08-06
- Last modified
- 2026-09-16
Affected products
- Microsoft Microsoft 365 Admin Center
Weakness type
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