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CVE-2026-7243

Totolink A8000RU CGI cstecgi.cgi setRadvdCfg os command injection

CVSS 9.3 CRITICALEPSS 2.4%CWE-77CWE-78
A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument maxRtrAdvInterval leads to os command injection. It is possible to initiate the attack remotely. The exploit is publicly available and might 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_327/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_327/README.mdhttps://vuldb.com/submit/803266https://vuldb.com/vuln/359850https://vuldb.com/vuln/359850/ctihttps://www.totolink.net/