CVE-2025-62556
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-12-09
Last updated on: 2025-12-10
Assigner: Microsoft Corporation
Description
Description
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | office_excel | 3.1 |
| microsoft | 365_apps | * |
| microsoft | excel | 2016 |
| microsoft | office_long_term_servicing_channel | 2021 |
| microsoft | office | 2019 |
| microsoft | office_long_term_servicing_channel | 2024 |
| microsoft | office_online_server | to 16.0.10417.20075 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-822 | The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an untrusted pointer dereference in Microsoft Office Excel that allows an unauthorized attacker to execute code locally on the affected system.
How can this vulnerability impact me? :
An attacker exploiting this vulnerability could execute code on your system with high impact on confidentiality, integrity, and availability, potentially leading to unauthorized access or damage to your data and system.
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