Stack-Based Buffer Overflow in Microsoft Office Word Affects Microsoft
CVE-2026-108431
8.8HIGH
Key Information:
- Vendor
Microsoft
- Status
- Vendor
- CVE Published:
- 15 October 2026
What is CVE-2026-108431?
A stack-based buffer overflow vulnerability in Microsoft Office Word could allow an unauthorized attacker to execute arbitrary code over a network. This exploitation may occur if a user opens a maliciously crafted document or allows the execution of potentially unsafe code. The vulnerability emphasizes the importance of keeping software updated to mitigate risks associated with remote code execution. Users are urged to review security updates and apply patches from Microsoft to secure their systems against potential exploits.
Affected Version(s)
Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1
Microsoft Office 365 for Mac 1.0.0 < 16.114.26101123
Microsoft Office LTSC 2021 32-bit Systems 16.0.1 < 16.0.14334.20974