CVE-2026-9458

EUVD-2026-31678
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.
Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 75%
Common Weakness Enumeration
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/