CVE-2026-69496: Windows Compressed Folder Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Compressed Folder allows an unauthorized attacker to execute code over a network.
Other sources
Windows Compressed Folder Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Event History
Frequently Asked Questions
Which systems should be prioritized for remediation?
The affected products listed are Microsoft Windows 10, Windows 11, and Windows Server 2012, 2012 R2, 2016, 2019, 2022, and 2025. The vulnerability is rated critical with network attack vector, low attack complexity, no required privileges, and no user interaction.
What access does an attacker need to exploit this issue?
The provided severity vector indicates exploitation can occur over a network without attacker privileges or user interaction. Successful exploitation can result in code execution with high impact to confidentiality, integrity, and availability.
What is the underlying vulnerability class?
This is a heap-based buffer overflow in Windows Compressed Folder functionality. It is categorized as CWE-120, Buffer Overflow.