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Vulnerabilities of Microsoft Microsoft Copilot Studio

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CVE Summary Score Published
CVE-2026-80098 Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges… 9.3 Critical Sep 3, 2026
CVE-2024-49038 Improper neutralization of input during web page generation ('Cross-site Scripting') in Copilot Studio by an… 9.3 Critical Nov 26, 2024

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