High severity7.4NVD Advisory· Published Aug 19, 2026

CVE-2026-76582

Description

A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected is the function popen/system of the file /cgi-bin/ping.cgi of the component ssi. Executing a manipulation of the argument ipaddr can lead to command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Trendnet/TEW-821DAPllm-fuzzy
Range: 2.2.01b05

Patches

Vulnerability mechanics

References

github.com/meishigana/CVE/tree/main/team15_20260702/06_821dap-ssi-remote-cmdinvd
vuldb.com/cve/CVE-2026-76582nvd
vuldb.com/submit/877791nvd
vuldb.com/vuln/393041nvd
vuldb.com/vuln/393041/ctinvd

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