CVE-2026-16528 ASUS Router - Authentication Bypass

ASUS routers contain an insertion of sensitive information into log files caused by improper logging of DDNS credentials, letting remote authenticated attackers obtain credentials and potentially modify DNS settings, exploit requires authentication.

CVSS base score 8.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.21% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure, Data Tampering
CVSS vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/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
Published
7 October 2026
Updated
15 October 2026
Weakness
CWE-532

Vendor fix

Update to the latest ASUS router firmware as per the ASUS Security Advisory.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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