Information disclosure in Power Automate for Desktop - CVE-2026-40374
Published: May 12, 2026
Vulnerability identifier: #VU131256
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-40374
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Power Automate for Desktop
Power Automate for Desktop
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Microsoft Power Automate Desktop. A remote user can gain unauthorized access to sensitive information on the system.
How to mitigate CVE-2026-40374
Install updates from vendor's website.