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8.9
CVE-2026-9476: Totolink A8000RU Web Interface Password Settings Vulnerability
CVE-2026-9476
Summary
The Totolink A8000RU's web interface has a weakness that allows an attacker to execute unauthorized commands on the device remotely. This means an attacker could potentially access or control your router without permission. To protect your device, ensure you keep the software up to date and consider changing your admin password.
Original title
A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Inter...
Original description
A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument admpass leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used.
nvd CVSS2.0
10.0
nvd CVSS3.1
9.8
nvd CVSS4.0
8.9
Vulnerability type
CWE-77
Command Injection
CWE-78
OS Command Injection
Published: 25 May 2026 · Updated: 1 Jun 2026 · First seen: 26 May 2026