CVE-2026-69566
MediumCVSS 6.8Exploitation Probability (EPSS)
Low risk35th percentile - higher than 35% of all known CVEs
Summary
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.
Risk Assessment
A physical attack can lead to full system compromise, posing a serious threat to data integrity and confidentiality.
Recommendation
Secure physical access to systems, use disk encryption, and regularly update Windows.
Other vulnerabilities in Windows NTFS
See all- CVE-2026-69463Critical
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code over a network.
- CVE-2026-20840High
A heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
- CVE-2025-24993HighActively exploited
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
- CVE-2025-24991MediumActively exploited
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
- CVE-2025-24984MediumActively exploited
A vulnerability in Windows NTFS involves insertion of sensitive information into a log file. An attacker with physical access can exploit this to disclose information.
- CVE-2021-31956HighActively exploited
Windows NTFS Elevation of Privilege Vulnerability. Technical details are not provided in the description.
- CVE-2026-83995High
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-77503High
An out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
- CVE-2026-72935Medium
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-71329Medium
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code via a physical attack.
Original NVD description (English source)
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS