CVE-2025-53735 Details
Description
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
A use-after-free vulnerability has been identified in Microsoft Office Excel, allowing an unauthorized attacker to execute code locally. This issue affects multiple versions of Excel, including the 2016 32-bit and 64-bit editions, as well as various editions of Microsoft Office LTSC 2021 and 2024 for both Mac and Windows. The vulnerability arises from improper memory management, which can be exploited by sending a malicious file to the user and convincing them to open it.
Users can apply the security update KB5002758 for Microsoft Excel 2016 or the relevant security update for their version of Microsoft Office LTSC 2021 or 2024. Instructions for downloading these updates are available on the Microsoft Office Update page.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 13, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53735 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft 365 apps | All versions |
CPE
Remediation
| |
| microsoft excel | 2016 |
CPE
Remediation
| |
| microsoft office | 2019 |
CPE
Remediation
| |
| microsoft office long term servicing channel | 2021 2024 |
CPE
Remediation
| |
| microsoft office online server | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Aug 15, 2025 | Initial Analysis | [email protected] |
| Aug 12, 2025 | New CVE Received | [email protected] |