CRITICALVulnerability
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NVD CRITICAL: CVE-2026-80098 — Improper verification of cryptographic signature in Copilot Studio allows an una...

·Source: NIST NVD

Updated:

Executive Summary

Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network.

Analysis

Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network. CVSS Score: 9.3. Published: 2026-09-03T23:17:20.350.

Indicators of Compromise (1)

CVE (1)
CVE-2026-80098
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Sep 3, 2026. Verified by: NIST.

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