CVE-2026-108804 | TRENDnet TEW-751DR/TEW-752DRU/TEW733GR 1.03B01/1.03B03 Web Management Backend pigwidgeon.cgi fwrite service os command injection

October 11, 2026 Yanac

A vulnerability labeled as very critical has been found in TRENDnet TEW-751DR, TEW-752DRU and TEW733GR 1.03B01/1.03B03. Affected is the function fwrite of the file pigwidgeon.cgi of the component Web Management Backend. The manipulation of the argument service results in os command injection. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability is known as CVE-2026-108804. It is possible to launch the attack remotely. Furthermore, an exploit is available.

The vendor confirms: “As this router was EOL’d in 2011, we have no way of testing if such vulnerability exists. We will notify our customers of a potential vulnerability on this product.”VulDB Recent EntriesRead More