CVE-2026-49789
HighCVSS 7.3Exploitation Probability (EPSS)
Low risk20th percentile - higher than 20% of all known CVEs
Summary
Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
Risk Assessment
An authorized user could exploit this vulnerability to execute arbitrary code in kernel context, potentially leading to full system control.
Recommendation
Apply the security update for Windows NTFS from Microsoft.
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)
Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.