CVE-2026-9455

9.8 CRITICAL

A vulnerability has been found 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 has been found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument FileName leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-9455
[Other]https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_342/README.md
[Other]https://vuldb.com/submit/813449
[Other]https://vuldb.com/vuln/365436
[Other]https://vuldb.com/vuln/365436/cti
[Other]https://www.totolink.net/

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