# KB3172985: July 2016 cumulative update for Windows 10 1511

KB3172985, released July 12, 2016, fixes 31 CVEs across 10 products. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb3172985
- Platform: Microsoft
- Released: Jul 12, 2016
- Priority: Urgent (Closes CVE-2016-3259, exploitation more likely)
- CVEs: 31, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/3172985

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Internet Explorer 11 on Windows 10 Version 1511 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1511-for-32-bit-systems.md) |  | 10586.494 |
| [Internet Explorer 11 on Windows 10 Version 1511 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1511-for-x64-based-systems.md) |  | 10586.494 |
| [Microsoft .NET Framework 3.5 on Windows 10 Version 1511 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1511-for-32-bit-systems.md) |  | 10586.494 |
| [Microsoft .NET Framework 3.5 on Windows 10 Version 1511 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1511-for-x64-based-systems.md) |  | 10586.494 |
| [Microsoft .NET Framework 4.6.1 on Windows 10 Version 1511 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.6.1-on-windows-10-version-1511-for-32-bit-systems.md) |  | 10586.494 |
| [Microsoft .NET Framework 4.6.1 on Windows 10 Version 1511 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.6.1-on-windows-10-version-1511-for-x64-based-systems.md) |  | 10586.494 |
| [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1511 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1511-for-32-bit-systems.md) |  | 10586.494 |
| [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1511 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1511-for-x64-based-systems.md) |  | 10586.494 |
| [Windows 10 Version 1511 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1511-for-32-bit-systems.md) |  | 10586.494 |
| [Windows 10 Version 1511 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1511-for-x64-based-systems.md) |  | 10586.494 |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2016-3259](https://patchblox.com/security/data/cve/CVE-2016-3259.md) | Urgent | Microsoft Browsers | 6.0 | 0.3479 | More likely |
| [CVE-2016-3260](https://patchblox.com/security/data/cve/CVE-2016-3260.md) | Urgent | Microsoft Browsers | 7.1 | 0.2384 | More likely |
| [CVE-2016-3248](https://patchblox.com/security/data/cve/CVE-2016-3248.md) | Urgent | Microsoft Browsers | 6.0 | 0.2374 | More likely |
| [CVE-2016-3269](https://patchblox.com/security/data/cve/CVE-2016-3269.md) | Urgent | Microsoft Edge | n/a | 0.2145 |  |
| [CVE-2016-3265](https://patchblox.com/security/data/cve/CVE-2016-3265.md) | Urgent | Microsoft Edge | n/a | 0.2073 | More likely |
| [CVE-2016-3204](https://patchblox.com/security/data/cve/CVE-2016-3204.md) | Urgent | Internet Explorer | 7.1 | 0.1893 |  |
| [CVE-2016-3264](https://patchblox.com/security/data/cve/CVE-2016-3264.md) | Urgent | Microsoft Browsers | n/a | 0.1451 | More likely |
| [CVE-2016-3246](https://patchblox.com/security/data/cve/CVE-2016-3246.md) | Urgent | Microsoft Edge | 4.2 | 0.1412 | More likely |
| [CVE-2016-3242](https://patchblox.com/security/data/cve/CVE-2016-3242.md) | Urgent | Internet Explorer | 6.0 | 0.1385 | More likely |
| [CVE-2016-3241](https://patchblox.com/security/data/cve/CVE-2016-3241.md) | Urgent | Internet Explorer | 6.0 | 0.1347 | More likely |
| [CVE-2016-3243](https://patchblox.com/security/data/cve/CVE-2016-3243.md) | Urgent | Internet Explorer | 6.0 | 0.1347 | More likely |
| [CVE-2016-3252](https://patchblox.com/security/data/cve/CVE-2016-3252.md) | Urgent | Windows Kernel-Mode Drivers | 7.8 | 0.0383 | More likely |
| [CVE-2016-3249](https://patchblox.com/security/data/cve/CVE-2016-3249.md) | Urgent | Windows Kernel-Mode Drivers | 7.8 | 0.0253 | More likely |
| [CVE-2016-3286](https://patchblox.com/security/data/cve/CVE-2016-3286.md) | Urgent | Windows Kernel-Mode Drivers | 7.8 | 0.0253 | More likely |
| [CVE-2016-3287](https://patchblox.com/security/data/cve/CVE-2016-3287.md) | Urgent | Secure Boot | 6.2 | 0.0149 | Disclosed |
| [CVE-2016-3254](https://patchblox.com/security/data/cve/CVE-2016-3254.md) | Urgent | Windows Kernel-Mode Drivers | 7.8 | 0.0143 | More likely |
| [CVE-2016-3255](https://patchblox.com/security/data/cve/CVE-2016-3255.md) | High | .NET Framework | n/a | 0.2467 |  |
| [CVE-2016-3271](https://patchblox.com/security/data/cve/CVE-2016-3271.md) | High | Microsoft Edge | n/a | 0.2087 |  |
| [CVE-2016-3261](https://patchblox.com/security/data/cve/CVE-2016-3261.md) | High | Internet Explorer | n/a | 0.1508 |  |
| [CVE-2016-3276](https://patchblox.com/security/data/cve/CVE-2016-3276.md) | High | Microsoft Browsers | n/a | 0.0817 |  |
| [CVE-2016-3250](https://patchblox.com/security/data/cve/CVE-2016-3250.md) | High | Windows Kernel-Mode Drivers | 7.8 | 0.0253 |  |
| [CVE-2016-3239](https://patchblox.com/security/data/cve/CVE-2016-3239.md) | High | Windows Print Spooler Components | 7.8 | 0.0138 |  |
| [CVE-2016-3251](https://patchblox.com/security/data/cve/CVE-2016-3251.md) | Routine | Windows Kernel-Mode Drivers | 3.3 | 0.5807 |  |
| [CVE-2016-3272](https://patchblox.com/security/data/cve/CVE-2016-3272.md) | Routine | Windows Kernel | 3.1 | 0.4328 | Disclosed |
| [CVE-2016-3277](https://patchblox.com/security/data/cve/CVE-2016-3277.md) | Routine | Microsoft Browsers | 4.3 | 0.3220 |  |
| [CVE-2016-3244](https://patchblox.com/security/data/cve/CVE-2016-3244.md) | Routine | Microsoft Edge | 4.3 | 0.1875 |  |
| [CVE-2016-3273](https://patchblox.com/security/data/cve/CVE-2016-3273.md) | Routine | Microsoft Browsers | 4.2 | 0.1592 |  |
| [CVE-2016-3240](https://patchblox.com/security/data/cve/CVE-2016-3240.md) | Routine | Internet Explorer | 6.0 | 0.1385 |  |
| [CVE-2016-3274](https://patchblox.com/security/data/cve/CVE-2016-3274.md) | Routine | Microsoft Browsers | 5.4 | 0.0830 |  |
| [CVE-2016-3256](https://patchblox.com/security/data/cve/CVE-2016-3256.md) | Routine | Windows Secure Kernel Mode | 3.3 | 0.0490 |  |
| [CVE-2016-3258](https://patchblox.com/security/data/cve/CVE-2016-3258.md) | Routine | Windows Kernel | 6.3 | 0.0093 |  |

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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
