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CVE-2026-50517

CRITICAL
9.9
CVSS Severity Score
EPSS Score0.0000%
EPSS Percentile0.00th
Published2026-07-24
Last Modified2026-07-25
Data SourcesNVD

Vulnerability Description

Deserialization of untrusted data in M365 Copilot allows an authorized attacker to execute code over a network.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50517

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