# KB5002755: August 2026 security update

KB5002755, released August 11, 2026, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/microsoft/kb5002755
- Platform: Microsoft
- Released: Aug 11, 2026
- Priority: Urgent (Closes CVE-2026-63518, rated Critical)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5002755

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Outlook 2016 (32-bit edition)](https://patchblox.com/security/data/product/microsoft/microsoft-outlook-2016-32-bit-edition.md) |  |  |
| [Microsoft Outlook 2016 (64-bit edition)](https://patchblox.com/security/data/product/microsoft/microsoft-outlook-2016-64-bit-edition.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-63518](https://patchblox.com/security/data/cve/CVE-2026-63518.md) | Urgent | Microsoft Office Word | 7.8 | 0.0047 |  |
| [CVE-2026-70329](https://patchblox.com/security/data/cve/CVE-2026-70329.md) | High | Microsoft Office Outlook | 8.8 | 0.0082 |  |
| [CVE-2026-62882](https://patchblox.com/security/data/cve/CVE-2026-62882.md) | Routine | Microsoft Office Outlook | 4.3 | 0.0067 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo