8.7
HIGH CVSS 4.0
CVE-2026-93489
ASUS Router Improper Authentication Vulnerability
Description

Improper Authentication in ASUS router modules allows an unauthenticated nearby user to send an HTTP request and forge an access ticket, subsequently enabling the user to perform administrator operations. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

INFO

Published Date :

Oct. 23, 2026, 8:16 a.m.

Last Modified :

Oct. 23, 2026, 8:16 a.m.

Remotely Exploit :

No

Source :

54bf65a7-a193-42d2-b1ba-8e150d3c35e1
Affected Products

The following products are affected by CVE-2026-93489 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Asus asus_firmware
2 Asus router
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
CVSS 4.0 HIGH 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
Solution
Update ASUS router firmware to patch improper authentication vulnerabilities.
  • Consult ASUS Security Advisory for affected models.
  • Apply the latest firmware updates from ASUS.
  • Change default administrator credentials.
  • Restrict nearby network access.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-93489.

URL Resource
https://www.asus.com/security-advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-93489 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-93489 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-93489 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 54bf65a7-a193-42d2-b1ba-8e150d3c35e1

    Oct. 23, 2026

    Action Type Old Value New Value
    Added Description Improper Authentication in ASUS router modules allows an unauthenticated nearby user to send an HTTP request and forge an access ticket, subsequently enabling the user to perform administrator operations. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.
    Added CVSS V4.0 AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-287
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/93xxx/CVE-2026-93489.json">CVE-2026-93489</a>
    Added Reference https://www.asus.com/security-advisory
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.