CVE-2026-6114

CRITICAL 9.8

Totolink A7100RU CGI cstecgi.cgi setNetworkCfg os command injection

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	a7100ru
Published	Apr 12, 2026
Last Updated	Apr 14, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / A7100RU

7.4cu.2313_b20191024

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 LtzHust2 (VulDB User)