CVE-2025-30386 Details
Description
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
A use-after-free vulnerability has been identified in Microsoft Office, which allows an unauthorized attacker to execute code locally. This vulnerability requires the attacker to log onto the system and can be exploited by running a specially crafted application or by convincing a local user to open a malicious file. The vulnerability is present in several versions of Microsoft Office, including Office 2016, Office 2019, Office 2021, and various editions of Office LTSC for Mac.
Security updates for this vulnerability are available for Microsoft Office LTSC for Mac 2021 and 2024. Customers should ensure these updates are installed. For other Microsoft Office versions, no action is required.
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
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30386 | [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 365 copilot | < 16.0.18827.20000 |
CPE
Remediation
| |
| microsoft office | 2016 2019 |
CPE
Remediation
| |
| microsoft office long term servicing channel | 2021 2024 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 22, 2026 | CPE Deprecation Remap | [email protected] |
| May 19, 2025 | Initial Analysis | [email protected] |
| May 13, 2025 | New CVE Received | [email protected] |