CVE-2026-77503
HighCVSS 8.4Summary
An out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
Risk Assessment
An attacker with limited privileges could gain higher privileges, potentially leading to full system compromise.
Recommendation
Apply Windows security updates to fix this vulnerability.
Other vulnerabilities in Windows NTFS
See all- CVE-2026-83995High
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
- CVE-2026-69875High
A heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
- 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-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.
Original NVD description (English source)
Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.