CVE-2026-9408

9.8 CRITICAL

A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521

Published: 2026-05-25 · Last updated: 2026-05-26

Severity and scoring

CVSS: 9.8 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-77, CWE-78

Description

A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. Affected by this issue is the function setStaticDhcpRules of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument enable results in os command injection. The attack may be performed from remote. The exploit is now public and may be used.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-9408
[Other]https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_340/README.md
[Other]https://vuldb.com/submit/813443
[Other]https://vuldb.com/vuln/365389
[Other]https://vuldb.com/vuln/365389/cti
[Other]https://www.totolink.net/

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