CVE-2026-7122

Totolink A8000RU CGI cstecgi.cgi setUPnPCfg os command injection

CVSS 9.3 CRITICALEPSS 1.8%CWE-77 CWE-78

A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument enable leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Affected products

Totolink · A8000RU

public PoCs found — 1

cve_referencegithub.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_307/README.mdunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_307/README.md https://vuldb.com/submit/800934 https://vuldb.com/vuln/359721 https://vuldb.com/vuln/359721/cti https://www.totolink.net/