Microsoft Office PowerPoint Remote Code Execution Vulnerability
Published September 8, 2026Updated September 8, 2026
Source data
Overview
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.
Impact & technical details
Remote Code Execution
Is the Preview Pane an attack vector for this vulnerability? No, the Preview Pane is not an attack vector.
How could an attacker exploit this vulnerability? An attacker could send a specially crafted PowerPoint presentation containing malicious linked media to a target user. The user would need to open the presentation, start the slideshow, and allow the linked content. Successful exploitation could allow the attacker to execute code on the user's system. Authentication is not required.
- CVSS base score
- 8.8 / 10
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Highest base score supplied by MSRC for this record; the vector belongs to that score. Ratings can vary by product. Microsoft Important is displayed as High; Moderate is displayed as Medium.
Affected products
- Microsoft 365 Apps for Enterprise for 32-bit Systems
- Microsoft 365 Apps for Enterprise for 64-bit Systems
Source guidance
Remediation
- Release Notes
Patch availability is not confirmed by this dataset. Consult the vendor before selecting a remediation.
GTP recommendation · Rule-based guidance
Recommended next step
Review affected Microsoft products and apply the applicable security updates through your organization's normal patch-management process. Confirm availability and prerequisites in the Microsoft advisory.
Authoritative sources & updates
Findings and update information come from the linked publishers. GTP compiles the public record and provides the recommendation above. CVSS ratings shown here come from Microsoft. NVD references provide additional public context.
Managed by GTP?
Griffin Technology Partners managed customers may receive additional environment-specific security guidance and remediation assistance through their managed services relationship.
Security bulletins are provided for informational purposes and compiled from authoritative public sources. Vulnerability applicability varies by environment. Validate affected products, configuration, compatibility requirements, and vendor guidance before making production changes.