PT-2025-20980 · Microsoft · Office Powerpoint

Haifei Li · Published 2025-05-13 · Updated 2026-01-23 · CVE-2025-29978

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Microsoft Office PowerPoint (affected versions not specified)

Description: The issue is related to a use after free condition in Microsoft Office PowerPoint, allowing an unauthorized attacker to execute code locally. There is no information provided about the estimated number of potentially affected devices worldwide or details about real-world incidents where this issue was exploited.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-05599

CVE-2025-29978

Affected Products

Office Powerpoint

References · 8

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29978 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-29978 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-29978 · Security Note
• https://bdu.fstec.ru/vul/2025-05599 · Security Note
• https://twitter.com/dailycve/status/2014818698737991944 · Twitter Post
• https://twitter.com/HaifeiLi/status/1978214185566916642 · Twitter Post
• https://twitter.com/ZeroPathLabs/status/1922452253090185492 · Twitter Post
• https://twitter.com/CVEnew/status/1922339835286896999 · Twitter Post