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8.9
CVE-2026-9454: Totolink A8000RU Web Management Interface Command Injection
CVE-2026-9454
Summary
The Totolink A8000RU's web management interface has a flaw that can be exploited remotely. This could allow an attacker to execute unauthorized commands on the device. To protect yourself, ensure you have the latest firmware installed and consider changing the default login credentials.
Original title
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management I...
Original description
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument servername can lead to os command injection. The attack may be launched remotely. The exploit has been published and may 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