CVE-2026-7138

CriticalCVSS 9.8/10Last modified Oct 26, 2026

Description

A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setNtpCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tz results in os command injection. The attack can be executed remotely. The exploit is now public and may be used.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-77CWE-78

Affected software

VendorProductVersions
TotolinkA8000RU7.1cu.643_b20200521

References

Timeline

Published
Apr 27, 2026
Last modified
Oct 26, 2026
NVD status
Deferred

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CVE-2026-7138: Critical severity, CVSS 9.8 | Vulnix