CVE-2026-40374 Details
Description
Exposure of sensitive information to an unauthorized actor in Power Automate allows an authorized attacker to disclose information over a network.
A vulnerability in Power Automate Desktop allows an authorized attacker to disclose sensitive information over the network. This issue arises from a logging problem that causes values stored in variables marked as 'Sensitive' within Power Automate Desktop flows to potentially appear in execution logs. These logs can be accessed by users with Owner, Co-Owner, or Runner permissions for the affected desktop flow.
Users can download the security update for Power Automate for Desktop from the Microsoft Update Catalog. Instructions for applying the update are available in the release notes.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 12, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40374 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft power automate for desktop | < 2.67 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 19, 2026 | Initial Analysis | [email protected] |
| May 12, 2026 | New CVE Received | [email protected] |