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CVE-2026-62873criticalCWE-347

Microsoft 365 Admin Center Elevation of Privilege Vulnerability

25Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8
exploitation probability
observed exploitation
nono source reports it
Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevate privileges over a network.
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