cvedb.io
CVE-2026-26129
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-05-07T22:16:33.607 · Last modified 2026-06-17T10:25:46.553

Summary

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

microsoft — 365_copilot_chat

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.