# CVE-2016-7222: Task Scheduler Elevation of Privilege Vulnerability

CVE-2016-7222 is fixed in 8 products on 1 platform, first by KB3198586, released November 8, 2016. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2016-7222
- Priority: Routine
- CVSS: 6.5 (Important)
- EPSS: 0.0128
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Nov 8, 2016
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2016-7222

## Description

<p>An elevation of privilege vulnerability exists in Task Scheduler when a user creates a task that uses UNC paths. An attacker who successfully exploited this vulnerability could run arbitrary code with elevated system privileges.</p> <p>To exploit the vulnerability, a locally authenticated attacker could use Windows Task Scheduler to schedule a new task with a specially crafted UNC path.</p> <p>This security update addresses the vulnerability by correcting how Task Scheduler handles specially crafted UNC paths.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1511 for 32-bit Systems |  | [KB3198586](https://patchblox.com/security/data/fix/microsoft/kb3198586.md) | Nov 8, 2016 |
| Microsoft | Windows 10 Version 1511 for x64-based Systems |  | [KB3198586](https://patchblox.com/security/data/fix/microsoft/kb3198586.md) | Nov 8, 2016 |
| Microsoft | Windows 10 Version 1607 for 32-bit Systems |  | [KB3200970](https://patchblox.com/security/data/fix/microsoft/kb3200970.md) | Nov 8, 2016 |
| Microsoft | Windows 10 Version 1607 for x64-based Systems |  | [KB3200970](https://patchblox.com/security/data/fix/microsoft/kb3200970.md) | Nov 8, 2016 |
| Microsoft | Windows 10 for 32-bit Systems | 10240.17190 | [KB3198585](https://patchblox.com/security/data/fix/microsoft/kb3198585.md) | Nov 8, 2016 |
| Microsoft | Windows 10 for x64-based Systems | 10240.17190 | [KB3198585](https://patchblox.com/security/data/fix/microsoft/kb3198585.md) | Nov 8, 2016 |
| Microsoft | Windows Server 2016 |  | [KB3200970](https://patchblox.com/security/data/fix/microsoft/kb3200970.md) | Nov 8, 2016 |
| Microsoft | Windows Server 2016 (Server Core installation) |  | [KB3200970](https://patchblox.com/security/data/fix/microsoft/kb3200970.md) | Nov 8, 2016 |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo