CVE-2026-5976

Totolink A7100RU CGI cstecgi.cgi setStorageCfg os command injection

CVSS 9.3 CRITICALEPSS 1.8%CWE-77 CWE-78

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument sambaEnabled results in os command injection. It is possible to initiate the attack 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 · A7100RU

public PoCs found — 1

cve_referencegithub.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_162/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_new/blob/main/A7100RU/vul_162/README.md https://vuldb.com/submit/791822 https://vuldb.com/vuln/356530 https://vuldb.com/vuln/356530/cti https://www.totolink.net/