CVE-2026-77897
Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-77897- CVSS 3.1
- 7.0 High
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 - Weakness
- CWE-23
- Updated
- 2026-11-10
EUVDEUVD-2026-73887
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-73887- CVSS 3.1
- 7.0 High
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 - Updated
- 2026-11-10
GitHub AdvisoriesGHSA-wf4r-6fvq-98c6
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges...
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
- Record
GHSA-wf4r-6fvq-98c6- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-23
- Updated
- 2026-11-02
NVD
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-77897- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-23
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | CVE List | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-77897 is a high vulnerability (CVSS 7.0) in Microsoft Power Automate Agent For Virtual Desktops, published September 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 21st percentile. No source names a fixed version.