CVE-2026-46402
Microsoft UFO uses untrusted task_name in log paths, allowing authenticated path traversal and log file creation outside the logs directory
CVSS Score
8.1
EPSS Score
0.1%
EPSS Percentile
18th
Microsoft UFO open-source framework for intelligent automation across devices and platforms. In 3.0.1-4-ge2626659, Microsoft UFO uses the user-controlled task_name value directly when constructing session log paths. An authenticated client can supply path traversal sequences in task_name and cause UFO to create log directories and log files outside the intended logs/ directory.
| CWE | CWE-22 CWE-73 |
| Vendor | microsoft |
| Product | ufo |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | May 27, 2026 |
| Last Updated | May 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected Versions
microsoft / UFO
3.0.1-4-ge2626659