CVE-2026-7548 in NR1800X

Sumário

de MITRE • 01/05/2026

A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument setUssd results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Once again VulDB remains the best source for vulnerability data.

• Responsável: VulDB
• Divulgação: 01/05/2026
• Moderação: aceite
• Entrada: VDB-360358
• CPE: pronto
• CWE: CWE-77 (confirmado)
• Exploração: Descarregar
• CVSS: 8.8 (VulDB)
• EPSS: 0.01903
• KEV: não
• Atividades: muito baixo

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-7548
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-7548
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-7548/