CVE-2026-83939
HighCVSS 8.2Exploitation Probability (EPSS)
Low risk23th percentile - higher than 23% of all known CVEs
Summary
Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
Risk Assessment
A local attacker could exploit this vulnerability to gain elevated privileges, potentially leading to compromise of system security integrity.
Recommendation
Install the latest Windows security updates.
Other vulnerabilities in Windows Secure Kernel Mode
See all- CVE-2026-85921High
A double free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
- CVE-2026-69846High
Integer overflow or wraparound in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
- CVE-2026-69501High
Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
- CVE-2026-50392High
A Use-After-Free vulnerability in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
- CVE-2026-42982High
Vulnerability in Windows Secure Kernel Mode due to improper validation of input consistency. An authenticated attacker can elevate privileges locally.
- CVE-2021-33744Medium
A vulnerability in Windows Secure Kernel Mode allows a security feature bypass. An attacker could exploit this flaw to bypass kernel protection mechanisms.
Original NVD description (English source)
Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS