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Vulnerability · Published Apr 2, 2026 · Assigned by VulDB

CVE-2026-5351Trendnet TEW-657BRM setup.cgi add_wps_client os command injection

Medium 6.3

In plain English

A medium-severity OS command injection in TEW-657BRM from Trendnet. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 5.1% (higher than 92% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)5.1%top 7.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A weakness has been identified in Trendnet TEW-657BRM 1.00.1. This affects the function add_wps_client of the file /setup.cgi. This manipulation of the argument wl_enrolee_pin causes os command injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. 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.

Affected products (as reported)

VendorProductVersions
Trendnet TEW-657BRM 1.00.1

Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References