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CVE-2026-62873

Status: UPDATED  |  Advisory ID: CVE-2026-62873

Key Details

CVECVE-2026-62873
CVSSCVSS 9.8 (Critical): attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high. (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected productsMicrosoft Windows Admin Center

What to Know

Improper verification of cryptographic signature in Microsoft 365 Admin Center allows an unauthorized attacker to elevate privileges over a network.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-62873
Vendor advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62873