CVE-2026-70215 Details
Description
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.
A use-after-free vulnerability has been identified in Microsoft Office PowerPoint, allowing an unauthorized attacker to execute code remotely over a network. This vulnerability arises from improper memory management, which can be exploited by sending a malicious Office file to a user and convincing them to open it. The issue is present in several versions of Microsoft Office for both Windows and Mac.
Security updates for this vulnerability are available for Microsoft Office LTSC for Mac 2021, 2024, Microsoft Office 365 for Mac, and various editions of Microsoft Office LTSC 2024 and 2021 for Windows. Users should ensure these updates are installed. For Microsoft 365 Apps for Enterprise, security updates are also available for both 32-bit and 64-bit systems.
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 Oct 13, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70215 | [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 microsoft 365 | All versions |
CPE
Remediation
| |
| microsoft office 2021 | All versions |
CPE
Remediation
| |
| microsoft office 2024 | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 15, 2026 | CVE Modified | [email protected] |
| Oct 15, 2026 | Initial Analysis | [email protected] |
| Oct 13, 2026 | CVE Modified | CISA-ADP |
| Oct 13, 2026 | New CVE Received | [email protected] |