What’s Vulnerable › Vulnerabilities

CVE-2026-7548: Totolink NR1800X cstecgi.cgi sub_41A68C command injection

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-01 · updated 2026-10-26
• Weakness: CWE-74

Description

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.

Affected products

• Totolink NR1800X: 9.1.0u.6279_B20210910

References

• https://github.com/newym/cve/blob/main/totolink%20nr1800x%20command%20injection.md
• https://vuldb.com/submit/804417
• https://vuldb.com/vuln/360358
• https://vuldb.com/vuln/360358/cti
• https://www.totolink.net/

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