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Medium · 6.5 CVE-2026-42824 EUVD-2026-34334GHSA-2h2r-v7gx-3jgh

M365 Copilot Information Disclosure Vulnerability

Published Jun 4, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Affected products

VendorProductAffectedFixed
Microsoft Microsoft 365 Copilot - —

Advisories 2

References