A vulnerability identified as problematic has been detected in Zyxel WRE6505 v2 1.00(ABDV.3)C0 . This affects an unknown function of the component Backup Configuration File Handler . Performing a manipulation results in insecure storage of sensitive information. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is identified as CVE-2026-7257 . The attack can be initiated remotely. There is not any exploit available.