CVE-2026-78501

HIGHCVSS 7.4

Improper neutralization of special elements used in a command ('command injection') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to disclose information over a network.

Published 2026-09-17 · last modified 2026-09-17

Full record at NVD ↗

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Ncerio by BeyondNets · data from NVD, CISA KEV, EPSS.