CVE-2026-7823

EUVD-2026-27221
A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setAppFilterCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument enable results in os command injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
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_330/README.md
https://vuldb.com/submit/807775
https://vuldb.com/vuln/361075
https://vuldb.com/vuln/361075/cti
https://www.totolink.net/