CVE-2026-42982
HIGHDescription
Improper validation of consistency within input in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
Is your site exposed to CVE-2026-42982?
Run a free security scan — no signup, results in seconds.
CVSS v3.1 Score
EPSS — Exploit Prediction
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
Weakness Type (CWE)
Affected Products
| Vendor | Product |
|---|---|
| microsoft | windows_10_1607 |
| microsoft | windows_10_1607 |
| microsoft | windows_10_1809 |
| microsoft | windows_10_1809 |
| microsoft | windows_10_21h2 |
| microsoft | windows_10_21h2 |
| microsoft | windows_10_21h2 |
| microsoft | windows_10_22h2 |
| microsoft | windows_10_22h2 |
| microsoft | windows_10_22h2 |
| microsoft | windows_11_23h2 |
| microsoft | windows_11_23h2 |
| microsoft | windows_11_24h2 |
| microsoft | windows_11_24h2 |
| microsoft | windows_11_25h2 |
| microsoft | windows_11_25h2 |
| microsoft | windows_11_26h1 |
| microsoft | windows_11_26h1 |
| microsoft | windows_server_2016 |
| microsoft | windows_server_2019 |
| microsoft | windows_server_2022 |
| microsoft | windows_server_2025 |
References
Advisories & Patches
Frequently Asked Questions
What is CVE-2026-42982? +
How severe is CVE-2026-42982? +
What products are affected by CVE-2026-42982? +
How do I check if I'm vulnerable to CVE-2026-42982? +
Related Vulnerabilities
Some payload elements of the messages sent between two stations in a networking architecture are not properly checked on the …
The OpenRGB network protocol allows attackers to cause memory exhaustion and out-of-bounds memory reads and writes by passing inconsistent data.
A command injection vulnerability exists in local RACADM. A malicious authenticated user could gain control of the underlying operating system.
Improper validation of consistency within input in Windows TCP/IP allows an unauthorized attacker to bypass a security feature over a …
An Improper Validation of Consistency within Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and …
In JetBrains TeamCity before 2024.03 2FA could be bypassed by providing a special URL parameter