What’s Vulnerable › Vulnerabilities

CVE-2026-6114: Totolink A7100RU CGI cstecgi.cgi setNetworkCfg os command injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-12 · updated 2026-10-26
• Weakness: CWE-77

Description

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this issue is the function setNetworkCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument proto results in os command injection. The attack may be initiated remotely. The exploit is now public and may be used.

Affected products

• Totolink A7100RU: 7.4cu.2313_b20191024

References

• https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_179/README.md
• https://vuldb.com/submit/792247
• https://vuldb.com/vuln/356974
• https://vuldb.com/vuln/356974/cti
• https://www.totolink.net/

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