# KB4011190: November 2018 security update

KB4011190, released November 13, 2018, fixes 1 CVE in Excel Services on Microsoft SharePoint Server 2010 Service Pack 2. 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/kb4011190
- Platform: Microsoft
- Released: Nov 13, 2018
- Priority: Urgent (Closes CVE-2018-8577, exploitation more likely)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/4011190

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Excel Services on Microsoft SharePoint Server 2010 Service Pack 2](https://patchblox.com/security/data/product/microsoft/excel-services-on-microsoft-sharepoint-server-2010-service-pack-2.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-8577](https://patchblox.com/security/data/cve/CVE-2018-8577.md) | Urgent | Microsoft Office | n/a | 0.1906 | More likely |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo