CVE-2026-9478
CriticalCVSS 9.8Exploitation Probability (EPSS)
High risk78th percentile - higher than 78% of all known CVEs
Summary
In the Totolink A8000RU web management interface, the setParentalRules function is vulnerable to OS command injection via the enable argument.
Risk Assessment
A remote attacker can execute arbitrary commands on the router, leading to device takeover.
Recommendation
Update the router firmware and restrict access to the admin panel.
Other vulnerabilities in Totolink A8000RU
See all- CVE-2026-9477Critical
In the Totolink A8000RU web management interface, the setAccessDeviceCfg function is vulnerable to OS command injection via the mac argument.
- CVE-2026-9476Critical
In the Totolink A8000RU web management interface, the setPasswordCfg function is vulnerable to OS command injection via the admpass argument.
- CVE-2026-9475Critical
In the Totolink A8000RU web management interface, the setIpQosRules function is vulnerable to OS command injection via the Comment argument.
- CVE-2026-9458Critical
A vulnerability in the Totolink A8000RU router version 7.1cu.643_b20200521 allows a remote attacker to inject OS commands via the enabled argument in the setWanCfg function of the web management interface.
- CVE-2026-9457Critical
A vulnerability in the Totolink A8000RU router version 7.1cu.643_b20200521 allows a remote attacker to inject OS commands via the FileName argument in the UploadFirmwareFile function of the web management interface.
- CVE-2026-9456Critical
In the Totolink A8000RU web management interface, the setOpenVpnCfg function is vulnerable to OS command injection via the enabled argument.
- CVE-2026-9455Critical
In the Totolink A8000RU web management interface, the UploadOpenVpnCert function is vulnerable to OS command injection via the FileName argument.
- CVE-2026-9454Critical
In the Totolink A8000RU web management interface, the setOpenVpnCertGenerationCfg function is vulnerable to OS command injection via the servername argument.
- CVE-2026-9436Critical
A vulnerability has been found in the Totolink A8000RU router version 7.1cu.643_b20200521, allowing OS command injection via the setL2tpServerCfg function in /cgi-bin/cstecgi.cgi by manipulating the enable argument. The attack can be executed remotely, and an exploit has been published.
- CVE-2026-9435Critical
A vulnerability was detected in the web management interface of Totolink A8000RU router, allowing OS command injection. The issue is in the setQosCfg function of /cgi-bin/cstecgi.cgi, where the enable argument is not properly sanitized. The attack can be performed remotely and the exploit is publicly available.
Original NVD description (English source)
A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setParentalRules of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument enable can lead to os command injection. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS