# CVE-2025-54901: Microsoft Excel Information Disclosure Vulnerability

CVE-2025-54901 is fixed in 2 products on 1 platform, first by KB5002762, released September 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-54901
- Priority: Routine
- CVSS: 5.5 (Important)
- EPSS: 0.0064
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Sep 16, 2025
- Weakness: Buffer Over-read
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54901

## Description

<p>Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft Excel 2016 (32-bit edition) |  | [KB5002762](https://patchblox.com/security/data/fix/microsoft/kb5002762.md) | Sep 16, 2025 |
| Microsoft | Microsoft Excel 2016 (64-bit edition) |  | [KB5002762](https://patchblox.com/security/data/fix/microsoft/kb5002762.md) | Sep 16, 2025 |

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Data as of 2026-11-08T06:59:42Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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