CVE-2026-62873 — Microsoft 365 Admin Center Elevation of Privilege Vulnerability

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

Published: 2026-08-06 · CVSS: 9.8 · CVSS 3.1

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

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7