CVE-2026-84408
Received
Received - Intake
Improper Access Control in QND Client via Named Pipe
Vulnerability report for CVE-2026-84408, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-09-16
Last updated on: 2026-09-16
Assigner: JPCERT/CC
Description
Description
QND contains an improper access control vulnerability in a named pipe, which may allow a local attacker who is logged in to a Windows PC where the affected product's client is installed to execute arbitrary commands with SYSTEM privileges.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| qualitysoft | qnd_premium | to 11.1i (exc) |
| qualitysoft | qnd_standard | to 11.1i (exc) |
| qualitysoft | qnd_advance | to 11.0.9i (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-782 | The product implements an IOCTL with functionality that should be restricted, but it does not properly enforce access control for the IOCTL. |
