CVE-2026-9457

A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function UploadFirmwareFile of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

• CWE-77
• CWE-78

• https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_343/README.md
• https://vuldb.com/submit/813454
• https://vuldb.com/vuln/365438
• https://vuldb.com/vuln/365438/cti
• https://www.totolink.net/

Published

May 25, 2026

Last Modified

Jul 23, 2026

Status

Deferred

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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