CVE-2026-5355

Medium

Description

A vulnerability has been found in Trendnet TEW-657BRM 1.00.1. Affected by this issue is the function vpn_drop of the file /setup.cgi. The manipulation of the argument policy_name leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The vendor confirms, that "[t]he product in question (...) has been discontinued and end of life since June 23, 2011, that is more than 14 years ago. We no longer provide support for this product, so we are not able to confirm the vulnerabilities. We will make an announcement on our website's product support page and notify customers who registered their products with us." This vulnerability only affects products that are no longer supported by the maintainer.

SeverityMedium
CVSS6.3
Exploit probability—
ProductTrendnet Tew-657brm Firmware
PublishedApr 2, 2026
First seenApr 2, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
trendnet tew-657brm_firmware1.00.1—

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CVE-2026-5355 · Trendnet Tew-657brm Firmware · Dark Radar