CVE-2025-21187 Microsoft Power Automate Remote Code Execution Vulnerability
An attacker can execute arbitrary code on systems running Microsoft Power Automate for Desktop via a code injection vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-21187?
CVE-2025-21187 is a high-severity code injection vulnerability in Microsoft Power Automate for Desktop, published on 14 Jan 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Microsoft Power Automate Remote Code Execution Vulnerability
Weakness: CWE-94
Which versions are affected by CVE-2025-21187?
It affects 1 product.
Products include Microsoft Power Automate for Desktop.
How do I fix CVE-2025-21187?
No fix has been published for CVE-2025-21187 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2025-21187 being exploited?
There is no known exploitation of CVE-2025-21187 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Power Automate for Desktop
- CVE-2025-47966 Power Automate Elevation of Privilege Vulnerability
- CVE-2026-77897 Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
- CVE-2026-40374 Microsoft Power Automate Desktop Information Disclosure Vulnerability
- CVE-2025-29817 Microsoft Power Automate Desktop Information Disclosure Vulnerability
Sources
Also known as GHSA-p5r3-46vv-rccq.