CVE-2026-80098
Critical · 9.3CVSS
9.3
EPSS
0.5%
Published
Sep 3, 2026
CISA due date
—
The record
Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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