Fortinet Discovers Netgear Orbi Pro Persistent Cross-Site Scripting


Fortinet's FortiGuard Labs has discovered stored Cross-site Scripting (XSS) vulnerability in Netgear Routers.

Netgear is a global computer networking company based in San Jose, California, in the United States. It produces networking hardware for consumers, businesses, and service providers

Orbi Pro is vulnerable to XSS on Guest Portal page. Files can be uploaded to customize the portal however the filenames are not properly sanitized and hence allows the attacker to send specifically crafted filename that could trigger XSS


FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:

Released May 14, 2018

Users should apply the latest update from the vendor


Fortinet reported the vulnerability to Netgear on 04, May 2018

Netgear confirmed the vulnerability on 10, May 2018

Netgear released patch for the vulnerability on 07, December 2018


This vulnerability was discovered by Wayne Low of Fortinet's FortiGuard Labs.

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.