PT-2026-95184 · Microsoft · M365 Copilot

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CVE-2026-85887

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Published

2026-09-17

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Updated

2026-09-18

CVSS v3.1

7.7

High

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions M365 Copilot (affected versions not specified)
Description Incorrect permission assignment for a critical resource allows an authorized attacker to disclose information over a network.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Permission

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Weakness Enumeration

Related Identifiers

CVE-2026-85887

Affected Products

M365 Copilot