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TI-2024-26721 Aliases CVE-2024-39804GHSA-m3fq-vvxh-c7rf

Improper signature verification in Microsoft PowerPoint

Priority MEDIUM 43CWE-347Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-347.

Summary

A library injection vulnerability exists in Microsoft PowerPoint 16.83 for macOS. A specially crafted library can leverage PowerPoint's access privileges, leading to a permission bypass. A malicious application could inject a library and start the program to trigger this vulnerability and then make use of the vulnerable application's permissions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00889 59th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftPowerPoint16.83 for macOS—No fix listedCNA
  • PowerPoint VendorMicrosoft Affected 16.83 for macOS Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:powerpoint:16.83:*:*:*:*:macos:*:*16.83VulnerableMicrosoft
  • cpe:2.3:a:microsoft:powerpoint:16.83:*:*:*:*:macos:*:* Versions 16.83 Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-39804
  2. 2026-10-03 Alias added: GHSA-m3fq-vvxh-c7rf

References

Exploit 2

  • TI-2015-02130 Microsoft PowerPoint 2007 SP3, Word 2007 SP3, PowerPoint 2010 SP2, Word 2010 SP2… KEVCVSS 3.1HIGH 8.8
  • TI-2009-00535 Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft… KEVCVSS 3.1HIGH 8.8
  • TI-2007-00655 Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and… KEVCVSS 3.1HIGH 8.8
  • TI-2010-02469 Buffer overflow in Microsoft PowerPoint 2002 SP3 and 2003 SP3 allows remote attackers to… KEVCVSS 3.1HIGH 7.8
  • TI-2010-00033 Stack-based buffer overflow in Microsoft Office PowerPoint 2003 SP3 allows remote… CVSS 2.0HIGH 9.3
  • TI-2004-00171 Buffer overflow in the JPEG (JPG) parsing engine in the Microsoft Graphic Device… CVSS 2.0HIGH 9.3
See all 85 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences