CVE-2026-41106

CRITICAL

Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.

CVSS v3.1 Score

9.3
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Published: 7/2/2026Modified: 7/2/2026

Related Intelligence (1)

CRITICALVulnerability

NVD CRITICAL: CVE-2026-41106 — Url redirection to untrusted site ('open redirect') in M365 Copilot allows an un...

Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-41106
NIST NVD

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41106