CVE-2026-20754

Local denial of service

Published May 12, 2026 · Updated May 12, 2026

Improper conditions check in Intel NPU Driver for Linux before 1.26.0 and Windows before 32.0.100.4511 allows local users to cause denial of service. Intel has not disclosed which firmware condition the Ring 1 device-driver code evaluates incorrectly. An authenticated, unprivileged local user can trigger the flaw without user interaction; Intel has not specified whether the result is a hang, crash, or reboot.

CVSS severity6.9
Medium
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper conditions check in Intel NPU Driver for Linux before 1.26.0 and Windows before 32.0.100.4511 allows local users to cause denial of service. Intel has not disclosed which firmware condition the Ring 1 device-driver code evaluates incorrectly. An authenticated, unprivileged local user can trigger the flaw without user interaction; Intel has not specified whether the result is a hang, crash, or reboot.

The record

CVE
CVE-2026-20754
Published
May 12, 2026
Updated
May 12, 2026
Vendor
Topcon Positioning Systems, Inc.
Product
Intel NPU Driver
Classifications
CWE-754, T1499
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 12, 2026CVE publishedPublication date reported by the CVE source.
  2. May 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=See references

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel NPU Driverversion=See references

Published CVSS scores

6.9Intel CorporationCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-754Improper Check for Unusual or Exceptional Conditions
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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