CVE-2025-30393 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. This issue allows an unauthorized attacker to execute code locally on the affected system. The vulnerability arises from improper memory management, which can be exploited to manipulate the program's execution flow.
Security updates addressing this vulnerability are available for Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC for Mac 2024, Microsoft 365 Apps for Enterprise (32-bit and 64-bit), and Microsoft Office LTSC 2021 (32-bit and 64-bit). Users should ensure these updates are installed. For Microsoft Office LTSC for Mac 2021 and 2024, the security update is available as of May 14, 2025.
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 May 14, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30393 | [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 office long term servicing channel | 2021 2024 |
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 |
| May 19, 2025 | Initial Analysis | [email protected] |
| May 13, 2025 | New CVE Received | [email protected] |