CVE-2026-16528
HIGHDescription
Insertion of Sensitive Information into Log File in certain ASUS router models allows a remote authenticated attacker to obtain DDNS credentials from the system log, potentially enabling modification of DNS settings.Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v4 Vector
Exploitability
Impact
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
Exploit Intelligence
Low risk: more likely to be exploited than 10% of all known CVEs.
References
Related Vulnerabilities
Other CWE-532 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2019-1622 | Medium | 5.3 | 79% | - | - |
| CVE-2023-43261 | High | 7.5 | 64% | - | Fix |
| CVE-2020-35234 | High | 7.5 | 60% | - | Fix |
| CVE-2024-20440 | High | 7.5 | 52% | - | - |
| CVE-2018-3609 | High | 8.1 | 21% | - | - |
| CVE-2026-22778 | Critical | 9.8 | 17% | - | Fix |
Common questions
How do I fix CVE-2026-16528?
No published fix for CVE-2026-16528 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2026-16528 being actively exploited?
Not that we know of. CVE-2026-16528 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.21% is the estimated probability that it will be exploited in the next 30 days. That is higher than 10% of all scored CVEs.
How severe is CVE-2026-16528?
CVE-2026-16528 has a CVSS v4 base score of 8.4, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-10-07.