Vulnerability · Published Sep 8, 2026 · Assigned by microsoft
CVE-2026-77897Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
High 7.0
In plain English
A high-severity security flaw in Power Automate agent for virtual desktops from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.3%top 79.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Power Automate agent for virtual desktops | 1.0.0.0 – before 2.71.115.26224 |
| Microsoft | Power Automate for Desktop | 1.0.0.0 – before 2.71.115.26224 |
Weakness: CWE-23 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Microsoft Power Automate Desktop Elevation of Privilege Vulnerability vendor-advisory, patch