7.7

CVE-2026-85887

M365 Copilot Information Disclosure Vulnerability

Incorrect permission assignment for critical resource in M365 Copilot allows an authorized attacker to disclose information over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ 365 Copilot Version -
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.48% 0.403
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.7 3.1 4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE-732 Incorrect Permission Assignment for Critical Resource

The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85887
Vendor Advisory