Vulnerability · Published Mar 8, 2026 · Assigned by VulDB
CVE-2026-3696Totolink N300RH CGI cstecgi.cgi setWiFiWpsConfig os command injection
High 7.3
In plain English
A high-severity OS command injection in N300RH from Totolink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)2.3%top 16.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in Totolink N300RH 6..1c.1353_B20190305. The affected element is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.
Affected products (as reported)
Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-349642 | Totolink N300RH CGI cstecgi.cgi setWiFiWpsConfig os command injection vdb-entry, technical-description
- VDB-349642 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #765681 | Totolink N300RHv4 V6.1c.1353_B20190305 OS Command Injection third-party-advisory
- https://github.com/JXBbozaihuang/vuln-research/issues/2 exploit, issue-tracking
- https://www.totolink.net/ product