Vulnerability Description
A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this issue is the function setWiFiEasyCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument merge results in os command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_160/README.md
- https://vuldb.com/submit/791276
- https://vuldb.com/vuln/356380
- https://vuldb.com/vuln/356380/cti
- https://www.totolink.net/
FAQ
What is CVE-2026-5854?
CVE-2026-5854 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this issue is the function setWiFiEasyCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a...
How severe is CVE-2026-5854?
CVE-2026-5854 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-5854?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.