CVE-2026-9432

Totolink A8000RU Web Management cstecgi.cgi setWiFiAdvancedCfg os command injection

CVSS 9.3 CRITICALEPSS 1.7%CWE-77 CWE-78

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setWiFiAdvancedCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument bgProtection results in os command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

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_353/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_353/README.md https://vuldb.com/submit/813905 https://vuldb.com/vuln/365413 https://vuldb.com/vuln/365413/cti https://www.totolink.net/