CVE-2026-9458

A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument enabled leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might be used.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - cna@vuldb.com

Published

2026-05-25

Last modified

2026-05-28

Weaknesses

CWE-77, CWE-78

Affected products

• A8000ru Firmware (Totolink)

References

• https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_346/README.md
• https://vuldb.com/submit/813457
• https://vuldb.com/vuln/365439
• https://vuldb.com/vuln/365439/cti
• https://www.totolink.net/