Main Vulnerability Database Vulnerabilities #VU121636

Improper authorization in Power Apps - CVE-2026-20960

Published: January 16, 2026

Vulnerability identifier: #VU121636

CSH Severity: High

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

CVE-ID: CVE-2026-20960

CWE-ID: CWE-285

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Microsoft

Affected software:
Power Apps

Detailed vulnerability description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to improper authorization checks. A remote user can execute arbitrary code on the system.

Install updates from vendor's website.