# CVE-2025-49697: Microsoft Office Remote Code Execution Vulnerability

CVE-2025-49697 is fixed in 3 products on 1 platform, first by KB5002749, released July 8, 2025. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2025-49697
- Priority: Urgent
- CVSS: 8.4 (Critical)
- EPSS: 0.0054
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jul 15, 2025
- Weakness: Heap-based Buffer Overflow
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49697

## Description

<p>Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft Office 2016 (32-bit edition) |  | [KB5002742](https://patchblox.com/security/data/fix/microsoft/kb5002742.md) | Jul 15, 2025 |
| Microsoft | Microsoft Office 2016 (32-bit edition) |  | [KB5002749](https://patchblox.com/security/data/fix/microsoft/kb5002749.md) | Jul 8, 2025 |
| Microsoft | Microsoft Office 2016 (64-bit edition) |  | [KB5002742](https://patchblox.com/security/data/fix/microsoft/kb5002742.md) | Jul 15, 2025 |
| Microsoft | Microsoft Office 2016 (64-bit edition) |  | [KB5002749](https://patchblox.com/security/data/fix/microsoft/kb5002749.md) | Jul 8, 2025 |
| Microsoft | Office Online Server |  | [KB5002740](https://patchblox.com/security/data/fix/microsoft/kb5002740.md) | Jul 8, 2025 |

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Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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