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High severity7.7NVD Advisory· Published Sep 18, 2026

CVE-2026-85887

CVE-2026-85887

Description

Incorrect permission assignment for critical resource in M365 Copilot allows an authorized attacker to disclose information over a network.

Affected products

1

Microsoft/M365 Copilotllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85887nvd

News mentions

0

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CVE-2026-85887 · High · VYPR