November 14, 2026

CVE Watchtower

CVE-2026-75775ASUS Router OS Command Injection

NVD

Vulnerability Summary

Improper Neutralization of Special Elements used in an OS Command in certain ASUS routers allows remote user to execute arbitrary commands with root privileges via crafted parameters sent to the router while the device is in its factory-default state.Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.
Severity Level
HIGH(7.7)
Published Date
Oct 23, 2026
Last Modified
Nov 2, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.61%Probability
Root Weakness (CWE)
CWE-78: OS Command Injection ↗
The software constructs all or part of an OS command using externally-influenced input, but does not properly neutralize special elements.
CVSS v4.0 Base Metrics — Score 7.7 (HIGH)
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack VectorAdjacent
Attack ComplexityLow
Attack RequirementsPresent
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
  • ASUS Router 3.0.0.6.102 series
  • ASUS Router 3.0.0.4.386 series
  • ASUS Router 3.0.0.4.388 series
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Plan remediation soon. No exploitation is confirmed yet, but the severity is high.

  1. Check whether you run ASUS Router and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Oct 23, 2026Published
  • Nov 2, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 01:09 UTC