CVE-2026-49797
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk28th percentile - higher than 28% of all known CVEs
Summary
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
Risk Assessment
An unauthorized attacker can execute malicious code in the kernel, leading to full system compromise.
Recommendation
Apply security patches from Microsoft for Windows NTFS.
Other vulnerabilities in Windows NTFS
See all- CVE-2026-20840High
A heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
- CVE-2026-65784Medium
An out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
- CVE-2026-62887Medium
An out-of-bounds read vulnerability in Windows NTFS allows an authorized attacker to disclose information locally.
- CVE-2026-62880High
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-62797High
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-62796Medium
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
- CVE-2026-62793Medium
A buffer over-read vulnerability in Windows NTFS allows an authorized attacker to disclose information locally.
- CVE-2026-62700High
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-61350Medium
Buffer over-read in Windows NTFS allows an unauthorized attacker to disclose information with a physical attack.
- CVE-2026-56182High
An integer overflow or wraparound vulnerability in Windows NTFS allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.