MSRC-CVE-2026-20960 — PowerApps Desktop Client Remote Code Execution Vulnerability

Summary

Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?
Any authenticated attacker could trigger this vulnerability. It does not require admin or other elevated privileges.

Security updates
25121 — https://learn.microsoft.com/en-us/power-platform/released-versions/powerapps-studio-players/3.25121

Vulnerabilities 1

High 8.0

CVE-2026-20960

PowerApps Desktop Client Remote Code Execution Vulnerability

Improper authorization in Microsoft Power Apps allows an authorized attacker to execute code over a network.

Microsoft Microsoft Power Apps Desktop Client

Jan 16, 2026

Revision history

2026-01-29 #2
Corrected Download links in the Security Updates table. This is an informational change only.
2026-01-16 #1
Information published.

References

CVE-2026-20960 PowerApps Desktop Client Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20960
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss