CVE-2026-78447
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk16th percentile - higher than 16% of all known CVEs
Summary
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
Risk Assessment
An attacker with user privileges could gain elevated privileges, potentially leading to system compromise.
Recommendation
Apply the latest security updates from the vendor.
Other vulnerabilities in Windows Biometric Service
See all- CVE-2026-85831Medium
A heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to disclose information locally.
- CVE-2026-83988High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83987High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83986High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83985High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83983High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83982High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83981High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83980High
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-83979High
Use after free in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

