CVE-2026-77897CWE-23

CVE-2026-77897

High · published September 8, 2026

CVSS v3.1
7.0
EPSS
0%
Percentile
19.7
In the wild
Unconfirmed
What it is

Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00283 · 19.7th percentile
Weakness
CWE-23 · Relative Path Traversal
Published
2026-09-08T22:20Z
Affected products (1)
ProductVersionsFixed in
microsoft/power_automate_for_desktop< 2.71.115.262242.71.115.26224
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77897 · [email protected]
EPSS history
Timeline
  • 10 SEP 03:18Z
    EPSS moved — → 0%
    epss
  • 08 SEP 17:19Z
    Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
    cvelistv5