A vulnerability was found in Zyxel WRE6505 v2 1.00(ABDV.3)C0 . It has been rated as critical . The affected element is an unknown function of the component HTTP Handler . This manipulation causes os command injection. This vulnerability only affects products that are no longer supported by the maintainer. The identification of this vulnerability is CVE-2026-7256 . It is possible to initiate the attack remotely. There is no exploit available.