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Microsoft Security Response CenterCVE-2026-80081

Microsoft Office PowerPoint Remote Code Execution Vulnerability

Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.

Read the vendor bulletin Get alerts for Microsoft 365 Apps for Enterprise for 32-bit Systems
8.8CVSS out of 10High severity
Scope

What the vendor says is affected

  • Microsoft 365 Apps for Enterprise for 32-bit Systems
  • Microsoft 365 Apps for Enterprise for 64-bit Systems

Versions the vendor lists as fixed

  • 16.0.20326.20138
Next step

What the vendor recommends

Release Notes

Review the complete instructions on the vendor's site
Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • CVSS changed from not listed to 8.8.
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2026-80081View CVSS, KEV, EPSS, and threat context
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