CVE-2026-9434

9.8 CRITICAL

A security vulnerability has been 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 security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setWiFiWpsCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument wscDisabled leads to os command injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-9434
[Other]https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_355/README.md
[Other]https://vuldb.com/submit/813907
[Other]https://vuldb.com/vuln/365415
[Other]https://vuldb.com/vuln/365415/cti
[Other]https://www.totolink.net/

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