CVE-2026-80098
Microsoft · Published September 3, 2026
9.3
CVSS v3.1
CRITICALDescription
Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network.
Affected Products
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N