CVE-2026-41100CWE-284

Microsoft 365 Copilot for Android Spoofing Vulnerability

Medium · published May 12, 2026

CVSS v3.1
4.4
EPSS
0%
Percentile
16.4
In the wild
Unconfirmed
What it is

Improper access control in M365 Copilot allows an authorized attacker to perform spoofing locally.

The record
Technical detail
CVSS v3.1
4.4 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00256 · 16.4th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-05-12T16:58Z
EPSS history
Timeline
  • 12 MAY 16:58Z
    Microsoft 365 Copilot for Android Spoofing Vulnerability
    cvelistv5