CVE-2026-72956: Microsoft Office PowerPoint Information Disclosure Vulnerability

Published Sep 8, 2026
·
Updated

Microsoft Office PowerPoint Information Disclosure Vulnerability

Other sources

Untrusted pointer dereference in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.

Microsoft

Affected Software

9 affected componentsFixes available
Microsoft PowerPoint
Microsoft 365 Apps for Enterprise<16.0.20326.20138
16.0.20326.20138
Microsoft 365 Apps for Enterprise<16.0.20326.20138
16.0.20326.20138
Microsoft Office 2019 for 32-bit editions<16.0.10417.20207
16.0.10417.20207
Microsoft Office LTSC 2021 for 32-bit editions<16.0.14334.20906
16.0.14334.20906
Microsoft Office LTSC 2024 for 64-bit editions<16.0.17932.20976
16.0.17932.20976
Microsoft Office 2019 for 64-bit editions<16.0.10417.20207
16.0.10417.20207
Microsoft Office LTSC 2024 for 32-bit editions<16.0.17932.20976
16.0.17932.20976
Microsoft Office LTSC 2021 for 64-bit editions<16.0.14334.20906
16.0.14334.20906

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.20326.20138
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.10417.20207
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.14334.20906
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.17932.20976

Event History

Sep 8, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:17 PM
Data Sourced
via MITRE·05:17 PM
DescriptionSeverity

Frequently Asked Questions

1

Which Microsoft Office products are listed as affected?

The affected software list includes Microsoft 365 Apps for Enterprise, Microsoft PowerPoint, Office 2019 for 32-bit and 64-bit editions, Office LTSC 2021 for 32-bit and 64-bit editions, and Office LTSC 2024 for 32-bit and 64-bit editions.

2

Does exploitation require an attacker to authenticate or hold privileges?

No. The vector lists PR:N, indicating no privileges are required for exploitation.

3

Is user interaction required for exploitation?

Yes. The vector lists UI:R, so exploitation requires user interaction.

4

What security impact is indicated besides confidentiality loss?

The vector indicates high confidentiality impact (C:H), with no integrity impact (I:N) and no availability impact (A:N).

Contact

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